The two sets of three consecutive integers that meet the criteria, after the calculations are (-1, 0, 1) and (4, 5, 6).
To find three consecutive integers such that four times the sum of all three is two times the product of the larger two, follow these steps:
1. Let the three consecutive integers be x, x+1, and x+2.
2. According to the problem, 4 times the sum of these integers is equal to 2 times the product of the larger two. So, we can write the equation: 4(x + (x+1) + (x+2)) = 2((x+1)(x+2)).
3. Simplify the equation: 4(3x + 3) = 2(x^2 + 3x + 2).
4. Expand the equation: 12x + 12 = 2x^2 + 6x + 4.
5. Move all terms to one side of the equation to form a quadratic equation: 2x^2 - 6x - 8 = 0.
6. Factor the equation: 2(x^2 - 3x - 4) = 0.
7. Solve the quadratic equation: (x-4)(x+1) = 0.
8. Find the integer solutions: x = 4 or x = -1.
So, the two sets of three consecutive integers that meet the criteria are (-1, 0, 1) and (4, 5, 6).
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Find the velocity, acceleration, and speed of a particle with position function r(t)=⟨−8tsint,−8tcost,3t2⟩ v(t)=-------- a(t)= ________∣v(t)∣= ____________
Velocity: v(t) = ⟨-8tcost, 8tsint, 6t⟩ Acceleration: a(t) = ⟨8tsint, -8tcost, 6⟩ Speed: ∣v(t)∣ = √((-8tcost)^2 + (8tsint)^2 + 6t^2)
To find the velocity, we differentiate the position vector r(t) with respect to time. Taking the derivatives of each component, we obtain v(t) = ⟨-8tcost, 8tsint, 6t⟩. This gives us the velocity vector as a function of time.
Similarly, to find the acceleration, we differentiate the velocity vector v(t) with respect to time. Taking the derivatives of each component, we obtain a(t) = ⟨8tsint, -8tcost, 6⟩. This gives us the acceleration vector as a function of time.
The speed of the particle is the magnitude of the velocity vector. In this case, the magnitude is calculated as ∣v(t)∣ = √((-8tcost)^2 + (8tsint)^2 + 6t^2). This equation combines the squared values of each component of the velocity vector and takes the square root to find the magnitude or speed.
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Describe at least two advantages to using stem plots rather than frequency distributions
Stem plots (also known as stem-and-leaf plots) have several advantages over frequency distributions, including:
1. Stem plots show individual data points: Unlike frequency distributions, which group data into intervals, stem plots show each individual data point. This makes it easier to see the distribution of the data, including the shape, the range, and any outliers or gaps. Stem plots can also reveal patterns and trends in the data that may not be apparent from a frequency distribution.
2. Stem plots are easy to construct: Constructing a stem plot requires minimal computation and is relatively simple to create by hand. It involves only sorting the data and then splitting each data point into a stem (the leading digits) and a leaf (the trailing digit). This makes stem plots a convenient tool for quick exploratory data analysis, especially when dealing with small to moderate-sized datasets. In contrast, constructing a frequency distribution can be more time-consuming, as it requires choosing appropriate intervals and counting the number of data points in each interval.
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f two of the windows are made with exactly two colors of glass each, then the complete color combination of the glass in one of those windows could be
If two windows are made with exactly two colors of glass each, the complete color combination of the glass in one of those windows could be determined by considering the possible combinations of the two colors.
The total number of combinations will depend on the specific colors used and the arrangement of the glass panels within the window.
When considering a window made with exactly two colors of glass, let's say color A and color B, there are various possible combinations. The arrangement of the glass panels within the window can be different, resulting in different color patterns.
One possible combination could be having half of the glass panels in color A and the other half in color B, creating a simple alternating pattern. Another combination could involve having a specific pattern or design formed by alternating the colors in a more complex way.
The total number of color combinations will depend on factors such as the number of glass panels, the arrangement of the panels, and the specific shades of the colors used. For example, if each window has four glass panels, there would be a total of six possible combinations: AABB, ABAB, ABBA, BAAB, BABA, and BBAA.
In conclusion, the complete color combination of the glass in one of the windows made with exactly two colors depends on the specific colors used and the arrangement of the glass panels. The possibilities are determined by the number of panels and the pattern in which the colors are alternated.
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someone please help with this
Answer: x = -26 && y = -3
Step-by-step explanation: Please see attachment
Answer:
x = - 26 , y = - 3
Step-by-step explanation:
- \(\frac{4}{5}\) x + 7y = - \(\frac{1}{5}\) ( multiply through by 5 to clear the fractions )
- 4x + 35y = - 1 → (1)
\(\frac{1}{2}\) x - \(\frac{1}{3}\) y = - 12 ( multiply through by 6 to clear the fractions )
3x - 2y = - 72 → (2)
Multiplying (1) by 3 and (2) by 4 and adding will eliminate the x- term
- 12x + 105y = - 3 → (3)
12x - 8y = - 288 → (4)
Add (1) and (2) term by term to eliminate x
97y = - 291 ( divide both sides by 97 )
y = - 3
Substitute y = - 3 into (2) and solve for x
3x - 2(- 3) = - 72
3x + 6 = - 72 ( subtract 6 from both sides )
3x = - 78 ( divide both sides by 3 )
x = - 26
Then x = - 26 , y = - 3 is the solution
If you add a positive number,which direction do you move the number line
Adding any positive number to a given number would move it to right on the number line.
When you add a positive number to another number, you move to right on the number line. The positive numbers are to the right of zero on the number line and increase as you move further to the right.
Adding a positive number to a given number means increasing its value and moving it to the right on the number line. For example, adding 5 to 3 means moving 5 units to right of 3 on number line, which lands on the number 8. Similarly, adding any positive number to a given number would move it to the right on the number line.
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help please and I'll mark you brainiest.
The probability will include:
P(A and 1) = 1/24P(C and 2) = 1/12.P(B and 3) = 1/12.P(A and 4) = 1/12How to calculate the probability?The probability of P(A and 1) will be:
= 1/4 × 1/6
= 1/24
The probability of P(C and 2) will be:
= 1/4 × 2/6
= 1/12
The probability of P(B and 3) will be:
= 2/4 × 1/6
= 1/12
The probability of P(A and 4) will be:
= 1/4 × 2/6
= 1/12
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Expand each binomial.
(3 b-36)⁷
We get the expanded form of (3b - 36)⁷: 2187b⁷ - 11664b⁶ + 5832b⁵ - 69984b⁴ + 104976b³ - 11664b² + 46656b - 46656
To expand the binomial (3b - 36)⁷, we can use the binomial theorem.
The binomial theorem states that for any binomial (a + b)ⁿ, the expansion can be found using the formula:
(a + b)ⁿ = C(n, 0) * aⁿ * b⁰ + C(n, 1) * aⁿ⁻¹ * b¹ + C(n, 2) * aⁿ⁻² * b² + ... + C(n, n-1) * a¹ * bⁿ⁻¹ + C(n, n) * a⁰ * bⁿ
Where C(n, k) represents the binomial coefficient, which can be calculated using the formula:
C(n, k) = n! / (k! * (n-k)!
Now, let's apply the formula to expand (3b - 36)⁷.
We have a = 3b, b = -36, and n = 7.
Using the binomial coefficient formula, we can calculate the binomial coefficients:
C(7, 0) = 7! / (0! * (7-0)!) = 1
C(7, 1) = 7! / (1! * (7-1)!) = 7
C(7, 2) = 7! / (2! * (7-2)!) = 21
C(7, 3) = 7! / (3! * (7-3)!) = 35
C(7, 4) = 7! / (4! * (7-4)!) = 35
C(7, 5) = 7! / (5! * (7-5)!) = 21
C(7, 6) = 7! / (6! * (7-6)!) = 7
C(7, 7) = 7! / (7! * (7-7)!) = 1
Now, we can substitute these values into the binomial expansion formula:
(3b - 36)⁷ = C(7, 0) * (3b)⁷ * (-36)⁰ + C(7, 1) * (3b)⁶ * (-36)¹ + C(7, 2) * (3b)⁵ * (-36)² + C(7, 3) * (3b)⁴ * (-36)³ + C(7, 4) * (3b)³ * (-36)⁴ + C(7, 5) * (3b)² * (-36)⁵ + C(7, 6) * (3b)¹ * (-36)⁶ + C(7, 7) * (3b)⁰ * (-36)⁷
Simplifying each term, we get:
1 * (3b)⁷ * (-36)⁰ + 7 * (3b)⁶ * (-36)¹ + 21 * (3b)⁵ * (-36)² + 35 * (3b)⁴ * (-36)³ + 35 * (3b)³ * (-36)⁴ + 21 * (3b)² * (-36)⁵ + 7 * (3b)¹ * (-36)⁶ + 1 * (3b)⁰ * (-36)⁷
Finally, we can simplify each term further by evaluating the powers and multiplying:
(3b)⁷ * (-36)⁰ = (3b)⁷ * 1 = 3⁷ * b⁷ * 1 = 2187b⁷
(3b)⁶ * (-36)¹ = (3b)⁶ * (-36) = 3⁶ * b⁶ * (-36) = -11664b⁶
(3b)⁵ * (-36)² = (3b)⁵ * (36)² = 3⁵ * b⁵ * 36² = 5832b⁵
(3b)⁴ * (-36)³ = (3b)⁴ * (-36)³ = 3⁴ * b⁴ * (-36)³ = -69984b⁴
(3b)³ * (-36)⁴ = (3b)³ * (36)⁴ = 3³ * b³ * 36⁴ = 104976b³
(3b)² * (-36)⁵ = (3b)² * (-36)⁵ = 3² * b² * (-36)⁵ = -11664b²
(3b)¹ * (-36)⁶ = (3b)¹ * (36)⁶ = 3¹ * b¹ * 36⁶ = 46656b
(3b)⁰ * (-36)⁷ = 1 * (-36)⁷ = -46656
Combining all the simplified terms, we get the expanded form of (3b - 36)⁷:
2187b⁷ - 11664b⁶ + 5832b⁵ - 69984b⁴ + 104976b³ - 11664b² + 46656b - 46656
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Simplify.
78+(−23)56
Enter your answer as fraction in simplest form by filling in the boxes.
Answer:
- 1210
Step-by-step explanation:
According to BODMAS / PEMDAS rule, we will do multiplication first and then subtraction . So -23 * 56 = -1288 and then the subtraction , 78 + (-1288) =78-1288= -1210
The fraction should be -1210 / 1
Answer:
actaully its 1/4
Step-by-step explanation:
Aviation A plane flies 500 kilometers with a bearing of 316° (clockwise from north) from Naples to Elgin. The plane then flies 720 kilometers from Elgin to Canton (see figure). Canton is due west of Naples. Find the bearing of the flight from Elgin to Canton.?
The bearing of the flight from Elgin to Canton is 231.23°. The solution has been obtained by using law of sines.
What is law of sines?
The ratio of the side length to the sine of the opposing angle is how the law of sines is typically defined. That is true for all three triangle sides, regardless of their sides and angles.
Let the angle formed at Canton be C.
The angle formed at Naples = 90 - 44 = 46°
Using law of sines,
⇒sin (46 ) / 720 = sin C / 500
⇒500 * sin ( 46 ) / 720 = sin C
⇒arcsin ( 500 * sin (46) / 720 ) = C
⇒C ≈ 38.77°
The bearing angle (clockwise from north) of the flight from Elgin to Canton is calculated as follows:
⇒270° - 38.77°
⇒231.23°
Hence, the bearing of the flight from Elgin to Canton is 231.23°.
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The figure of the question has been attached below.
what is the ratio of peppers and peas if there is 11 peas and 30 peppers?
Answer:
The Ratio would be 11:30
Step-by-step explanation:
peas : 11
Peppers: 30
High Hopes ^^
Barry-
What is the value of 128x3/7 as a whole number ?
Answer:
54.86 or 55, rounded to a whole number
Step-by-step explanation:
(128*3) = 384
384/7 = 54.86
This is not a whole number
From the slope (m) and the y-intercept (b), write the equation of the
line: m = -4; b = 5
Answer:
Step-by-step explanation:
The formula for the y-intecept form is \(y=mx+b\)
Plugin the m and the b we have
\(y=-4x+5\)
Answer:
y=-4x+5
Step-by-step explanation:
What is the estimated number for 2.978
Answer:
3
Step-by-step explanation:
Answer:
Probably 3 because if you round it
Step-by-step explanation:
food in
number of
days
grams
1
7
30
Answer:
30
Step-by-step explanation:
This is most accurate, the rest do not make sense, please mark brainliest!
a) Why would a department manager receiving an allocation of costs care about management's methodology of overhead allocation?
b) What difference do the allocation base and rate make? Don't all of the overhead costs eventually make their way to the income statement?
c) Cost planning is budgeting. Are budgets as helpful as theoretically proposed? Consider budgets from a business perspective. Which budget(s), based on reading, do you believe is/are most important to the organization's success? How does the government's budget process compare to the operating budgeting process described in the chapter? What are the similarities and differences?
a) A department manager receiving an allocation of costs will care about management's methodology of overhead allocation because the overhead costs allocated to their department will have a direct impact on the department's profitability and cost efficiency.
b) The allocation base is the measure used to determine how much of the overhead costs should be allocated to a particular department or product, while the allocation rate is the amount of overhead costs allocated to each unit of the allocation base
c) Budgets are an important tool for cost planning, but their effectiveness depends on how well they are developed and implemented.
a) If the allocation method used by management is not accurate or fair, it could result in the department being burdened with more costs than they actually incur, which could affect their ability to meet their targets and objectives. It is, therefore, important for department managers to ensure that the allocation of costs is done fairly and accurately.
b) The allocation base and rate are important because they determine how the overhead costs are allocated to different departments or products.
Different allocation bases and rates can result in significantly different amounts of overhead costs being allocated to different departments or products, which can impact their profitability. While all of the overhead costs eventually make their way to the income statement, the allocation of these costs can have a significant impact on the accuracy of the income statement and the ability of the organization to make informed decisions.
c) Budgets can be helpful in providing a roadmap for achieving the organization's goals and objectives, but they need to be flexible enough to adapt to changing circumstances and priorities.
The budget(s) that are most important to the organization's success will depend on the nature of the organization and its objectives. However, typically the operating budget, capital budget, and cash budget are the most important budgets for most organizations.
The government's budget process is similar to the operating budgeting process described in the chapter in that it involves the development of a budget to allocate resources and achieve goals. However, the government's budget process is more complex and involves additional considerations such as political priorities and public opinion. Additionally, the government's budget process involves a more detailed review and approval process than the operating budgeting process.
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The swim team manager needs to purchase award ribbons for competitions. The table shows the sizes of packages he can purchase.
For a package of 500 ribbons, what is the cost per ribbon?
A.
$0.15
B.
$0.21
C.
$0.67
D.
$0.07
4/10 - 11/10 helppp right nowww pleaseeee
Answer:
-7/10
Step-by-step explanation:
= 4/10 - 11/10
= (4-11)/10
= -7/10
What is the correct simplification of
-4(a + 3)?
\(-4(a+3)=\boxed{-4a-12}\)
What is the volume of the prism shown?
A) 149.9 cubic inches
B) 268.2 cubic inches
C) 173.9 cubic inches
D) 291.8 cubic inches
Answer:
145.9 cubic inches
Step-by-step explanation:
The volume of a triangular prism is:
1/2 x length x width x height
Use the formula with the given dimensions:
1/2 x 5.27 x 8.13 x 6.81 = 145.8875655
Round it up to the nearest tenths:
145.8875655 —> 145.9
I hope this helps!
Answer:
145.9 cubic inches
Step-by-step explanation:
one side of a triangle is the perimeter of the triangle is an integer. what is the smallest possible value of the perimeter?
The smallest possible value of the perimeter of a triangle with one side given can be obtained when the other two sides are minimized. In this case, the other two sides should be as small as possible to minimize the perimeter. Therefore, the smallest possible value of the perimeter of the triangle would be equal to twice the length of the given side.
1. Let's assume that one side of the triangle is 'x'. The other two sides can be represented as 'y' and 'z'.
2. To minimize the perimeter, 'y' and 'z' should be as small as possible.
3. In this case, the smallest possible value for 'y' and 'z' would be zero, which means they are degenerate lines.
4. The perimeter of the triangle would then be 'x + y + z' = 'x + 0 + 0' = 'x'.
5. Therefore, the smallest possible value of the perimeter would be equal to twice the length of the given side, which is '2x'.
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Abby, Bernardo, Carl, and Debra play a game in which each of them starts with four coins. The game consists of four rounds. In each round, four balls are placed in an urn - one green, one red, and two white. The players each draw a ball at random without replacement. Whoever gets the green ball gives one coin to whoever gets the red ball. What is the probability that, at the end of the fourth round, each of the players has four coins
Abby, Bernardo, Carl, and Debra play a game in which each of them starts with four coins. The game consists of four rounds. In each round, four balls are placed in an urn - one green, one red, and two white. The players each draw a ball at random without replacement. Whoever gets the green ball gives one coin to whoever gets the red ball. What is the probability that, at the end of the fourth round, each of the players has four coins
The probability that, at the tip of the fourth round, each of the players has four coins is 5/192.
Given that game consists of 4 rounds and every round, four balls are placed in an urn one green, one red, and two white.
It amounts to filling in an exceedingly 4×4 matrix. Columns C₁-C₄ are random draws each round; row of every player.
Also, let \(\%R_{A}\) be the quantity of nonzero elements in \(R_{A}.\)
Let \(C_{1}=\left(\begin{array}{l}1\\ -1\\ 0\\ 0\end{array}\right)\).
Parity demands that \(\%R_{A}\) and\(\%R_{B}\) must equal 2 or 4.
Case 1: \(\%R_{A}\)=4 and \(\%R_B\)=4. There are \(\left(\begin{array}{l}3\\ 2\end{array}\right)\)=3 ways to put 2-1's in \(R_A\), so there are 3 ways.
Case 2: \(\%R_{A}\)=2 and \(\%R_B\)=4. There are 3 ways to position the -1 in \(R_A\), 2 ways to put the remaining -1 in \(R_B\) (just don't put it under the -1 on top of it!), and a pair of ways for one among the opposite two players to draw the green ball. (We know it's green because Bernardo drew the red one.) we are able to just double to hide the case of \(\%R_{A}=4,\%R_{B}=2\) for a complete of 24 ways.
Case 3: \(\%R_A=\%R_B=2\). There are 3 ways to put the -1 in \(R_{A}\). Now, there are two cases on what happens next.
The 1 in \(R_B\) goes directly under the -1 in\(R_A\). There's obviously 1 way for that to happen. Then, there are 2 ways to permute the 2 pairs of 1,-1 in \(R_C\) and\(R_D\). (Either the 1 comes first in\(R_C\) or the 1 comes first in \(R_D\).)The 1 in \(R_B\) doesn't go directly under the -1 in \(R_A\). There are 2 ways to put the 1, and a couple of ways to try and do the identical permutation as within the above case.Hence, there are 3(2+2×2)=18 ways for this case. There's a grand total of 45 ways for this to happen, together with 12³ total cases. The probability we're soliciting for is thus 45/(12³)=5/192
Hence, at the top of the fourth round, each of the players has four coins probability is 5/192.
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Consider the following payoff table. Alternative 1 A 100, B150.,
Alternative 2 A 200, B 100.,
Probability A 0.4, B 0.6.,
What is the most you would pay for a highly reliable forecast? a. 170 b. 30 c. 40 d. 100 e. 10
The most you would pay for a highly reliable forecast is $140, so we will take it as approximately equal to 100.
Hence, option (d) is correct choice.
To determine the most you would pay for a highly reliable forecast, you need to calculate the expected value of each alternative and then select the alternative with the highest expected value. The expected value of an alternative is the sum of the products of the payoff and the probability of each outcome.For Alternative 1:
Expected value = (0.4 x 100) + (0.6 x 150) = 120For Alternative 2:
Expected value = (0.4 x 200) + (0.6 x 100) = 140Therefore, if you have a highly reliable forecast, you should choose Alternative 2 with an expected value of 140.
To determine how much you should pay for the forecast, you could use the maximum amount that you would be willing to pay as the expected value of the decision.For more questions on highly reliable forecast
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the sum of two times a number and -2 is at least 8
how can I solve it plz help
Item 4 A movie theater sells 70 regular tickets and 40 matinee tickets in one day. Each regular ticket costs $15 and each matinee ticket costs $12. What is the total amount of ticket sales on this day?
Answer:
The total amount of ticket sales on this day is $1530.
Step-by-step explanation:
From the information given, the total amount of ticket sales would be equal to the result of multiplying the number of regular tickets sold for its price plus the number of matinee tickets sold for its price, which would be:
Ticket sales=15R+12M, where
R= number of regular tickets sold= 70
M= number of matinee tickets sold= 40
Now, you can replace these values on the formula to find the total amount of ticket sales on this day:
Ticket sales=15(70)+12(40)
Ticket sales=1050+480
Ticket sales=1530
According to this, the answer is that the total amount of ticket sales on this day is $1530.
Part B The mass of an average grain of rock salt is about 40 times the mass of an average grain of table salt. If you multiply the mass of table salt in standard notation by 40, what value do you get?
Answer:
0.012
Step-by-step explanation:
We know the standard notation of table salt is 0.003, so we simply multiply 40 by this.
answer - 0.0003 X 40 = 0.012
a tree casts a 25 foot shadow. at the same time, a 6 foot stick casts a shadow 4.5 feet long. how tall is the tree
The tree is 34 feet tall.
Ratio of length of the stick to the length of the shadow = 6 : 4.5 = 4:3
Ratio of length of the tree to the length of its shadow = x : 25 = 4:3
x / 25 = 4 / 3
x = 25 x 4 / 3 = 100/3 = 33.33
Therefore, the length of the tree to the nearest foot is 34 feet (approximately).
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Hawa just accepted a job at a new company where she will make an annual
salary of $44000. Hawa was told that for each year she stays with the
company, she will be given a salary raise of $5000. How much would Hawa
make as a salary after 3 years working for the company? What would be her
salary after t years?
Answer:
it will be 15000+ 44000 = 59000$
after t years will be
salary = 5000 t + 44000
x - y = 2x + 4y = -3
Step 1:
Write the two equations
x - y = 2 Equation 1
x + 4y = -3 Equation 2
Step 2:
From equation 1 , make x subject of the formula and substitute in equation 2.
\(\begin{gathered} \text{From 1} \\ \text{x - y = 2} \\ \text{x = 2 + y} \end{gathered}\)Step 3:
Substitute x = 2 + y in equation 2
\(\begin{gathered} In\text{ equation 2} \\ x\text{ + 4y = -3} \\ 2\text{ + y + 4y = -3} \\ 5y\text{ = -3 - 2} \\ \text{5y = -5} \\ y\text{ = }\frac{-5}{5} \\ \text{y = -1} \end{gathered}\)Step 4
Substitute y = -1 in x = 2 + y to find x
x = 2 - 1
x = 1
Final answer
x = 1 , y = -1
Equation: x - y = 2x + 4y = -3 x - y = -3 Equations 1st and 2 (x - y = -3) 2 equations 1 2x - 2y = -6 equation 1 -(2x + 4y = -3) equation 2 are obtained.
In the second equation, 2x - 2y = -6, 2x -4y = 3, 6y = 3, and 6y = -3/-6 = 1/2.
2x + 4y = -3 , 2x + 4×1/2 = -3
2x +2 = -3 , 2x = -3 -2 , 2x = -5 ,x = -5/2
The last solution is y = 1/2 and x = -5/2.
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The angles of elevation to an airplane from two points A and B
on level ground are 55° and 72°, respectively. The points A and B
are 2.8 miles apart, and the airplane is east of both points in the
s
The height of the plane is 8.298 miles.
Given the information, the angles of elevation to an airplane from two points A and B on level ground are 55° and 72°, respectively.
The points A and B are 2.8 miles apart, and the airplane is east of both points. Therefore, the height of the plane must be determined. Let h be the height of the plane above the ground, d1 be the distance of the airplane from point A, and d2 be the distance of the airplane from point B.
In right triangle A,` tan 55° = h/d1` => `d1 = h/tan 55°`In right triangle B,` tan 72° = h/d2` => `d2 = h/tan 72°`Since the airplane is east of both points, `d1 + d2 = 2.8`=> `h/tan 55° + h/tan 72° = 2.8`=> `h = 2.8/tan 55° + tan 72°`=> `h = 2.8(0.829) + 3.078`=> `h = 5.22 + 3.078 = 8.298 miles`.
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Jenna owes the bank $2,300 which accumulates interest at 6% compounded quarterly
from April 1, 2016, to January 1, 2019,. After January 1, 2019, the debt is compounded semi- annually at a rate of 10%. What is the accumulated value of the debt owed January 1, 2021?