Tangents are slopes, and there are two angles with the same slope that are 180 degrees apart, not to mention an infinite number of coterminal brethren all with the same tangent. So this question is a bit ambiguous.
Let's assume they want the principal value of the inverse tangent, between -90 degrees and +90 degrees. A tangent bigger than 1 means it will be between 45 and 90 degrees.
tan x = 2.246
x = arctan 2.246 = 66.00 degrees
Answer: 66
what is the reciprocal of 5 1/4
Write an expression that matches the difference between 8 forty-sevens and 5 forty-sevens.
(8 x 47) - (5 x 47)
Also The difference is 141
This shows a figure. What is the measure of angle MRX?
The measurement of the angle MRX is 130°.
Given that a figure we need to find the angle MRX,
The lines TP and ZX are perpendicular to each other, and there is a line MQ intersecting at R,
So,
Angles MRT and MRZ are complementary so,
m ∠MRZ + m ∠MRT = 90°
50° + m ∠MRT = 90°
m ∠MRT = 40°
Also,
Angles TRX and TRZ are supplementary so, and equal to right angle, so,
m ∠MRX = m ∠MRT + m ∠TRX
m ∠MRX = 90° + 40°
m ∠MRX = 130°
Hence the measurement of the angle MRX is 130°.
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Please help!!! Angles!
Answer:
m∠JKM = 63°
m∠MKL = 27°
Step-by-step explanation:
Since ∠JKL is a right angle. This means that by summing up both m∠JKM and m∠MKL will result in the same as ∠JKL figure. Thus, m∠JKM + m∠MKL = m∠JKL which is 90° by a right angle definition.
\(\displaystyle{\left(12x+3\right)+\left(6x-3\right) = 90}\)
Solve the equation for x:
\(\displaystyle{12x+3+6x-3 = 90}\\\\\displaystyle{18x=90}\\\\\displaystyle{x=5}\)
We know that x = 5. Next, we are going to substitute x = 5 in m∠JKM and m∠MKL. Thus,
m∠JKM = 12(5) + 3 = 60 - 3 = 63°
m∠MKL = 6(5) - 3 = 30 - 3 = 27°
Suppose you have a right triangle called △MNP where ∠N is the right angle. If MN = 6 and MP = 17, which can be used to find m∠P?
arcsin(6/17) can be used to find m∠P in the right angled triangle.
Trigonometric ratioTrigonometric ratio is used to show the relationship between the sides and angles of a right angled triangle.
let m∠P be represented as θ, hence using trigonometric ratio:
sinθ = MN/MP
substituting values:
sinθ = 6/17
θ = sin⁻¹(6/17)
m∠P = sin⁻¹(6/17)
arcsin(6/17) can be used to find m∠P in the right angled triangle.
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The HCF of 85 and 95
Answer:
So the greatest common factor 85 and 95 is 5.
Step-by-step explanation:
We will now calculate the prime factors of 85 and 95, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 85 and 95.
We will first find the prime factorization of 85 and 95. After we will calculate the factors of 85 and 95 and find the biggest common factor number .
Step-1: Prime Factorization of 85Prime factors of 85 are 5, 17. Prime factorization of 85 in exponential form is:
85 = 5^1 × 17^1
Step-2: Prime Factorization of 95Prime factors of 95 are 5, 19. Prime factorization of 95 in exponential form is:
95 = 5^1 × 19^1
Step-3: Factors of 85List of positive integer factors of 85 that divides 85 without a remainder.
1, 5, 17
Final Step: Biggest Common Factor NumberWe found the factors and prime factorization of 85 and 95. The biggest common factor number is the GCF number.
So the greatest common factor 85 and 95 is 5.
number 2. make sure you pick an appropriate number to count by and label your graph and your axes 2. An inspector recorded the number of faulty wireless rout- ers and the hour in which they passed by his station, as shown in Illustration 2. Draw a line graph for these data.
3. Illustration 3 lists the 6-months sales performance for Martha and George (in S). Draw a line graph for these data. Time 7-8 8-9 9-10 10-11 11-12 1-2 2-3 3-4 4-5 5-6 Number of faulty units 2 2 2 3 6 2 4 4 7 10
ILLUSTRATION 2
To create line graphs for the given data, choose an appropriate count, label the graph and axes, plot the data points, and connect them with a line to visualize the trends.
In order to create a line graph, it is important to select a suitable number to count by, depending on the range and data distribution. This helps in ensuring that the graph is readable and properly represents the information. Additionally, labeling the graph and axes with clear titles provides clarity to the reader.
For the first set of data (Illustration 2), the recorded hours are already given. To create the line graph, plot the data points where the x-coordinate represents the hour and the y-coordinate represents the number of faulty units recorded during that hour. Connect the data points with a line, moving from left to right, to visualize the trend of faulty units over time.
Regarding the second set of data (Illustration 3), the information provided lists the sales performance of Martha and George over a period of 6 months. In this case, the x-axis represents time and the y-axis represents the sales in S (units or currency). Using the same steps as before, plot the data points for each month and connect them with a line to show the sales performance trend for both individuals.
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solve for x Express your answer as an integers or in simplest radical form 1-x^3=9
Answer:
\(\large\boxed{\tt x = 2}\)
Step-by-step explanation:
\(\textsf{We are asked to solve for x in the given equation.}\)
\(\textsf{We should know that x is cubed, meaning that it's multiplied by itself 3 times.}\)
\(\textsf{We should isolate x on the left side of the equation, then find x by cubic rooting}\)
\(\textsf{both sides of the equation.}\)
\(\large\underline{\textsf{How is this possible?}}\)
\(\textsf{To isolate variables, we use Properties of Equality to prove that expressions}\)
\(\textsf{are still equal once a constant has changed both sides of the equation. A Cubic}\)
\(\textsf{Root is exactly like a square root, but it's square rooting the term twice instead}\)
\(\textsf{of once.}\)
\(\large\underline{\textsf{For our problem;}}\)
\(\textsf{We should use the Subtraction Property of Equality to isolate x, then cubic root}\)
\(\textsf{both sides of the equation.}\)
\(\large\underline{\textsf{Solving;}}\)
\(\textsf{Subtract 1 from both sides of the equation keeping in mind the Subtraction}\)
\(\textsf{Property of Equality;}/tex]
\(\tt \not{1} - \not{1} - x^{3} = 9 - 1\)
\(\tt - x^{3} = 8\)
\(\textsf{Because x}^{3} \ \textsf{is negative, we should exponentiate both sides of the equation by}\)
\(\textsf{the reciprocal of 3, which is} \ \tt \frac{1}{3} .\)
\(\tt (- x^{3})^{\frac{1}{3}} = 8^{\frac{1}{3}}\)
\(\underline{\textsf{Evaluate;}}\)
\(\tt (- x^{3})^{\frac{1}{3}} \rightarrow -x^{3 \times \frac{1}{3} } \rightarrow \boxed{\tt -x}\)
\(\textsf{*Note;}\)
\(\boxed{\tt A^{\frac{1}{C}} = \sqrt[\tt C]{\tt A}}\)
\(\tt 8^{\frac{1}{3}} \rightarrow \sqrt[3]{8} \rightarrow 2^{1} \rightarrow \boxed{\tt 2}\)
\(\underline{\textsf{We should have;}}\)
\(\tt -x=2\)
\(\textsf{Use the Division Property of Equality to divide each side of the equation by -1;}\)
\(\large\boxed{\tt x = 2}\)
Which would NOT be included on an income statement for the Best Brand Company? A. Projected Profit b. Net Sales c. Cost of Goods d. Operating Expenses Please select the best answer from the choices provided A B C D
Answer:
Option A
Step-by-step explanation:
The income statement comprises of income made in a given year.
It never gives details of the target income or the income projected.
Hence, projected profit will not be included in the income statement. Rest all other options i,e Net Sales c. Cost of Goods d. Operating Expenses are the actual income and expenditure components that are included in a income statement
Option A is correct
Answer:A
Step-by-step explanation:I just took the test
Can anybody help me solve these problems? My teacher had a answer key up for us to check our answers but I have no idea where to start.
Answer:
f = 59
g = 59
Step-by-step explanation:
f = 180 - 121
f = 59
g = 180 - 121
g = 59
Suppose that STU is isosceles with base TU. Suppose also that m S=(3x+47)° and m T= (5x+21)°. Find the degree measure of each angle in the triangle.
Input data
S=(3x+47)°
T= (5x+21)°.
Given that 5 miles is 8 km, convert 19.2 km to miles
Answer:
12 MilesStep-by-step explanation:
Given that 5 miles is 8 km, convert 19.2 km to miles
5 : 8 = x : 19.2
x = 5 * 19.2 : 8
x = 12
------------------
check
5 : 8 = 12 : 19.2
0.625 = 0.625
the answer is good
The line plot represents the heights, in inches, of tomato plants in a garden.
4 5 6 7 8 9 10 11 12
Height (in inches)
What is the median of the data shown on the line plot? Enter the answer in the box.
in
The Median of the data shown on the line plot is 6.5.
The median of a line plot The median is the central value in a data set that is arranged in numerical order from least to greatest. In other words, the median is the middle number of a set of data. To find the median of a set of data on a line plot, follow the steps below:
Step 1: Arrange the data in numerical order from least to greatest. In the line plot provided above, the data is already arranged in order from least to greatest. It ranges from 4 to 12.
Step 2: Determine the total number of data points. In this case, there are 8 data points.
Step 3: Identify the middle value in the data set. This is done by dividing the total number of data points by 2 (the middle point). If the number of data points is even, the median is the average of the two middle values. If the number of data points is odd, the median is the middle value itself. Since there are 8 data points in the line plot above, we have an even number of data points. The two middle values are 6 and 7, so the median is the average of these two values.
Step 4: Calculate the median. Add the two middle values (6 and 7) together and divide by 2:6 + 7 = 13 13/2 = 6.5
Therefore, the median of the data shown on the line plot is 6.5.
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Help me out please and thank you!
Answer:
to my beliefs it is 18. I THINKKKKK I LIKE ALELI THINKS ITS 18
please help me this is due in 30 minutes
Answer:
a
c
c
a
Step-by-step explanation:
Javion drank 7/8 quart of juice in two days. He drank 1/4 quart of juice yesterday. How much did he drink today?
Step-by-step explanation:
7/8 - 1/4 = 5/8
__z_________z_
a proton is accelerated to 13.8 mev per particle. what is this energy in kj/mol?
The energy of a proton accelerated to 13.8 MeV per particle is 1330.863 kJ/mol.
The proton is a positively charged particle found in the nucleus of an atom. MeV is a measure of energy that stands for million electron volts.
The amount of energy it takes to move an electron through a potential difference of one million volts is represented by one electron-volt. kJ/mol is the standard unit used to express the amount of energy per mole of a chemical substance.
The conversion of energy in MeV to kJ/mol is calculated using a conversion factor of 1 MeV = 96.485 kJ/mol.
Therefore, when a proton is accelerated to 13.8 MeV per particle, the energy in kJ/mol is calculated as follows:
13.8 MeV = 13.8 x 96.485 kJ/mol= 1330.863 kJ/mol
Thus, the energy of a proton accelerated to 13.8 MeV per particle is 1330.863 kJ/mol.
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Thirteen-year old Sammy Thompson bought old skateboards at anction for $350.
He fixed them and sold them for $50 each. WRITE an equation to find how many
skateboards Sammy bought to make a $6200 profit.
Answer:
124
Step-by-step explanation:
calculator blablabla
Which transformation was applied to triangle A?
A transformation is applied to the smaller triangle, A, to
form the larger triangle, B.
Which transformation was applied to triangle A?
dilation
reflection
rotation
translation
Answer:
dilation
Step-by-step explanation:
Answer:
dilation
Step-by-step explanation:
on edge
Sebastian is going to choose design elements that include color, pattern, font, and image for the design of a sweatshirt for his dance team. There are 10 colors, 14 patterns, 12 fonts, and 9 images for him to choose from. (He will choose only one of each.)
How many different sweatshirt designs are possible?
Answer:
Sebastian is going to choose design elements that include color, pattern, font, and image for the design of a sweatshirt for his dance team. There are 10 colors, 14 patterns, 12 fonts, and 9 images for him to choose from. (He will choose only one of each.)
How many different sweatshirt designs are possible?
Step-by-step explanation:
It's 4320
87789-8977609-78860=
Answer:
-8968680
Step-by-step explanation:
If this is what your looking for if not sorryyyy
87789-8977609-78860 all you have to do is use a calculator(if you can) or do it the old school way. First, what I did was subtract the first two numbers 87789 and 8977609 to get -8889820 and then subtracted 78860 from that to get a total of -8968680.
The number of students enrolled at a college is 13,000 and grows 4% each year, what is the initial amount
Answer:
13,000
_____
4%
I'm sorry if this is incorrect
I need help!!! Please help
Answer:
Step-by-step explanation:
so first
Answer:
your invers of operations are right and X = 7.5
Step-by-step explanation:
If a population grows at a constant rate of 2.8% per year, then by what percent will it grow over the next 10
years?
The percentage that the population will grow by, over the next 10 years, based on the constant rate, is 31.8%
How to find the growth percentage?The population of the area being referred to will grow by 2.8% per year. This means that to find the percentage growth over the next 10 years, the following formula should be used:
Percentage growth in 10 years = (1 x constant rate) ^ number of years - 1
Solving for the percentage growth in population in ten years gives:
= (1 x 2.8%) ¹⁰ - 1
= 1.028¹⁰ - 1
= 1.318 - 1
= 0.318
= 31.8%
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7. What is the solution to 3 (x - 5)= 5x
-5)= 5x - (3 - x)?
Answer:
Why do you have two equal signs in this question?
An African elephant weighed 209 lbs when it was born. Baby elephants gain an average of 38 lbs per week.
How many weeks will it take for the baby elephant to weigh 1197lbs?
Find the sum of the finite arithmetic sequence.
Sum of the first 80 positive odd integers
Answer:
6400
Step-by-step explanation:
We have 1 + 3 + 5 + ... + 155 + 157 + 159.
We can use Gauss's strategy.
Since we are adding 80 numbers, there are 40 pairs. Each pair adds up to 1 + 159 = 160. (Notice that 3 + 157, 5 + 155 = 160)
Thus, because there are 40 pairs and each pair adds up to 160, we have 160 * 40 = 6400.
I hope this helps!
PLEASE HELP ASAP
Tina conducted a survey to find the favorite weekend activity of the people in her state. She asked 10 of her neighbors what their favorite weekend activity is. Tina concludes that boating is the favorite weekend activity of the people in her state because 70% of her neighbors like to go boating on weekends.
Use at least two sentences to explain why Tina's sample may not be valid. Make sure to use facts to support your answer.
students at a high school are asked to evaluate their experience in the class at the end of each school year. the courses are evaluated on a 1-4 scale – with 4 being the best experience possible. in the history department, the courses typically are evaluated at 10% 1's, 15% 2's, 34% 3's, and 41% 4's. mr. goodman sets a goal to outscore these numbers. at the end of the year he takes a random sample of his evaluations and finds 10 1's, 13 2's, 48 3's, and 52 4's. at the 0.05 level of significance, can mr. goodman claim that his evaluations are significantly different than the history department's?
No , as we fail to reject the null hypothesis Mr. Goodman claim that his evaluations are significantly different than the history department's.
What is null hypothesis?
Statistics is the study of research and surveys on numerical data in mathematics. In order to conduct surveys, the hypothesis must be established. There are typically two different kinds of hypotheses. A null hypothesis is one that holds true, whereas an alternate hypothesis is another.The null hypothesis is a broad assertion or default stance that there is zero happening or nothing happening in probability and statistics. For instance, there is no relationship between two measured occurrences or a connection between groups. Unless additional evidence has been presented to refute the theory, it is generally accepted that it is true in this context.Test statistic X2 =1.9196
p value =0.5893
No , as we fail to reject the null hypothesis Mr.Goodman claim that his evaluations are significantly different than the history department.
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The tail of a kite is 1.5 feet plus twice the length of the kite. Together, the kite and tail are 15.5 ft long. Find the length of the tail.
What is the length of the kite?
10 8/15 ft
7 ft
4 2/3 ft
5 2/3 ft
The length of the kite and the tail are \(4\frac{2}{3}\) and \(10\frac{5}{6}\) ft respectively.
How to find the length of the kite and tail?The tail of the kite is 1.5 feet plus twice the length of the kite. Together, the kite and tail are 15.5 ft long.
The length of the tail and the kite can be found as follows:'
let
length of kite = x
Therefore,
length of the tail = 1.5 + 2x
Together the length of kite and tail is 15.5 ft
Hence,
1.5 + 2x + x = 15.5
1.5 + 3x = 15.5
3x = 15.5 - 1.5
3x = 14
x = 14 /3
x = \(4\frac{2}{3}\) ft
length of the tail = 1.5 + 2(14 / 3)
length of the tail = 1.5 + 28 / 3
length of the tail = 65 / 6 = \(10\frac{5}{6}\) ft
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