Answer:
3n -6
Step-by-step explanation:
Let the number be n :
Product of 3 and n = 3n
6 less will be 3n- 6
Hope this helped and have a good day
a performer excepts to sell 5,000 tickets for an upcoming concert. They want to make a total of $311,000 in sales from these tickets.
how much well they make if they sell 7,000 tickets ?
Use the limit comparison test to determine whether [infinity] [infinity]∑ an = ∑ (2n^3 – 6n^2 + 12) / (6 + 5n^4) converges or divergesn=12 n=12 (a) Choose a series ∑ bn with terms of the form bn = 1/n^p and apply the limit comparison test. Write your answer as a fully simplified fraction. For n≥12,lim an/bn = lim ( ____) / ( ____)n->[infinity] n->[infinity]
To determine whether the series ∑(2n^3 – 6n^2 + 12) / (6 + 5n^4) converges or diverges, we can use the limit comparison test with the series ∑(1/\(n^4\)).
Let bn = 1/n^4, then we have:
lim n→∞ an/bn = lim n→∞ [(2n^3 – 6n^2 + 12) / (6 + 5n^4)] / (1/n^4)
= lim n→∞ [(2n^7 – 6n^6 + 12n^4) / (6n^4 + 5)]
= lim n→∞ [(2/n^3 – 6/n^4 + 12/n^6) / (6/n^4 + 5/n^8)]
= 2/6
Since 2/6 is a finite positive number, and ∑(1/n^4) is a convergent p-series, the limit comparison test implies that ∑(2n^3 – 6n^2 + 12) / (6 + 5n^4) also converges. Therefore, the given series converges.
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10. dice when a pair of dice is rolled, what is the probability tha tthe sum of the dice is 5, given that exactly one of the dice shows a 3?
The probability sum of the dice is 2/11.
Let A be the event that the sum of dots is 5, then
A={(1,4), (2,3), (3,2), (4,1)}
n(A)=4
And, B is the event that one die shows a "one"
B={(1,1), (1,2), (1,3), (1,4), (1,5), (1,6), (2,1), (3,1), (4,1), (5,1), (6,1)}
n(B)=11
The Event that some of the dots are five and one of the die shows "one".
A intersection B = {(1,4), (4,1)}
Since n(A) = 36 (thirty-six possible samples of two dice)
P(A)=4/36
P(B)=11/36
P(A intersection B)=2/36
So, the required probability is
P(A|B)=P(A intersection B)/P(B) =2/11
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Find the volume of the solid. PLEASE HELPPPPPPPP
Answer:
V≈743.25
Step-by-step explanation:
V=5
12tan(54°)ha2=5
12·tan(54°)·4·182≈743.24624
WILL GIVE BRAINLIEST TO WHOEVER IS RIGHT. If you steal points, I WILL REPORT.
We created this inequality to represent how Amy can meet her revenue goals.
-100x^2 + 15,750x + 212,500 ≥ 243,600
This inequality can be used to find the minimum ticket price Amy should charge to meet her minimum revenue goal.
Write the inequality representing Amy’s revenue in factored form. Replace the values of a, b, and c to write the inequality.
By solving the inequality we get that the cheapest ticket is $29.
What is the inequality?Inequality is defined as a relationship between two expressions or values that are not equal to each other.When two or more algebraic expressions are compared using the symbols, <, > ≤, or ≥, an inequality is formed. They are mathematical expressions in which neither side is equal.Here given,
If x is the number of $2 dollar increases required to meet her goal, then the minimum number of increases required is:
-100x² + 15,750x + 212,500 ≥ 243,600
- 100x² + 15,750x - 31,100 ≥ 0
x² - 157.5x + 311 ≥ 0
x = (157.5 ± \(\sqrt{157.5^{2} - (4*1*311 }\) ) / 2
x1 = 2
x2 = 155.5
The only conceivable value is x = 2 $2 increases
If the original cost was $25, the new rice needed to meet Amy's goal is:
P = 25 + 2 x 2
P = $29
The cheapest ticket is $29.
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HELP ME PLEASE AAAAAAAAAAA
Answer:
180°consecutive interior angles are supplementary∠620°, 160°Step-by-step explanation:
The blanks get filled in like this:
Statement 3: m∠6 +m∠4 = 180°
Reason 3: Consecutive interior angles are supplementary
Statement 4: m∠6 +8·m∠6 = 180°
Statement 5: m∠6 = 20°, m∠4 = 160°
_____
You can see from the diagram that angles 4 and 6 are consecutive interior angles. You know the relation between those angles is that they are supplementary. The problem is asking you to state that relationship as Reason 3.
The given relation between the angles, m∠6 = 1/8·m∠4, can be recast as ...
8·m∠6 = m∠4
This is the substitution that is used in statement 4.
Simplifying that statement gives 9·m∠6 = 180° ⇒ m∠6 = 180°/9 = 20°. Then m∠4 = 8·m∠6 = 8·20° = 160°.
You drink about 1.7 L of water a day. How long will it take you to drink 100 L of water?
Answer:
59
Step-by-step explanation:
100/1.7=58.8
A metallic cylinder has radius 3cm and height 5cm. It is made of metal A. To reduce its weight, a conical hole is drilled in the cylinder, as shown and it is completely filled with a lighter metal B. The conical hole has a radius 8 of m and its depth is cm. Calculate the ratio of the volume of the metal A to the volume of the metal B in the solid.
The ratio of the volume of metal left in the cylinder to the volume of metal taken out in conical shape is 133 : 2.
What is volume?
Volume is a measurement of three-dimensional space that is occupied. It is frequently expressed quantitatively using SI-derived units, as well as several imperial or US-standard units. Volume and the notion of length are connected.
We have,
the base radius of the cylinder, R=3 cm,
the height of the cylinder, H=5 cm,
the base radius of the conical hole, r=32 cm and
the height of the conical hole, h=89 cm
Now,
Volume of the cylinder, V=πR2H
=π×32×5
=45π cm3
Also,
Volume of the cone removed from the cylinder, v=13πr2h
=π3×322×89
=2π3 cm3
So, the volume of metal left in the cylinder, V'=V-v
=45π-2π3
=133π3 cm3
∴ The required ratio=V'v
=133π32π3
=1332
=133:2
So, the ratio of the volume of metal left in the cylinder to the volume of metal taken out in conical shape is 133 : 2.
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Kathy has $50 in her bank account right now. After three
days she had $35 left. What is her rate of change per day?
Think about if she is making or spending money. Just write
the number.
Answer:
$5
Step-by-step explanation:
A hockey player needs to shoot a puck 55 meters from his current location to his opponent’s goal to score a goal. After the shot, the puck is 120 centimeters from his opponent’s goal. If there are 100 centimeters in 1 meter, how many meters did the puck travel? PLEASE HELP I HATE MATH-
The puck travelled a distance of 53.8 meters when the puck is 120 centimeters before the opponent's goal and puck travelled a distance of 56.2 meters when the puck is 120 centimeters after the opponent's goal.
Given that the distance to the opponent's goal from the player's current position is 55 meters. And after the shot, the puck is 120 centimeters from his opponent's goal.
We need to find out how many meters the puck travelled.
Also given there are 100 centimeters in 1 meter.
So, 55 meters = 55 × 100 centimeters
⇒ 55 metets = 5500 centimeters
Now, we are given that the puck is 120 centimeters from the opponent’s goal. It is not clear whether the puck landed before or after the goal post. So, considering both cases.
Case 1: the puck is 120 centimeters beyond the opponent's goal.
So, the distance travelled by the puck is
5500 centimeters + 120 centimeters = 5620 centimeters
Divide 5620 by 100 to convert centimeters to meters.
The puck travelled a distance of 5620 cm or 56.2 meters.
Case 2: the puck is 120 centimeters before the opponent's goal.
So, the distance travelled by the puck is
5500 centimeters - 120 centimeters = 5380 centimeters
Divide 5380 by 100 to convert centimeters to meters.
The puck travelled a distance of 5,380 cm or 53.8 meters.
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What is an equation of the line thaj passes through the point (6, 3) and is parallel to
the line x + 3y = 24?
The equation that passes through the points (6, 3) and is parallel to the line x + 3y = 24 is [y = -1/3x + 5].
What are line equations?An equation is said to be linear if the maximum power of the variable is consistently 1. Another name for it is a one-degree equation. A linear equation with one variable has the conventional form Ax + B = 0. In this case, the variables x and A are variables, while B is a constant. The point-slope form, standard form, and slope-intercept form are the three main types of linear equations.So, the equation will be:
Equation passes through the points (6, 3).Parallel to line x + 3y = 24.Now, calculate as follows:
x + 3y = 2yy = -x/3 + 8The gradient of the line: -1/3
y - 3 = -1/3(x - 6)y = -1/3x + 5Therefore, the equation that passes through the points (6, 3) and is parallel to the line x + 3y = 24 is [y = -1/3x + 5].
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Divide. Check your solutions by multiplying.
1. 409÷5
Answer:
Step-by-step explanation:
409/5 is 1/8. then 81.8 and then check by multiplying 81.8 by 5 and that equals 409.
What type of correlation is shown by the graph?
Answer: Positive correlation
Step-by-step explanation:
As you go up and along the graph the values go up.
Both have to be increasing basically.
At Central Middle School the 108 students who take the AMC 8 meet in theevening to talk about problems and eat an average of two cookies apiece.Walter and Gretel are baking Bonnie's Best Bar Cookies this year. Their recipe,1 which makes a pan of 15 cookies, lists this items: 1- cups of flour, 2 eggs, 323 tablespoons butter, cups sugar, and 1 package of chocolate drops. They will 4 make only full recipes, not partial recipes.Walter can buy eggs by the half-dozen. How many half-dozens should he buy to make enough cookies? (Some eggs and some cookies may be left over.)(A) 1(B) 2(C) 5(D) 7 (E) 15
5 half-dozens he should buy to make enough cookies.
What is an average?
Average, mean, median, and norm all refer to something that sits in the middle. The average is the ratio created by dividing the total number of figures in a set by the total number of figures. scored 85 on tests on average. The term "mean" can refer to the simple average or a figure that lies halfway between two extremes.
Here, we have
If 108 students eat 2 cookies on average, there will need to be 108× 2 = 216 cookies.
There are 15 cookies per pan, meaning there need to be {216}/{15} = 14.4 pans.
However, since half-recipes are forbidden, we need to round up and make{216}/{15} = 15 pans.
1 pan requires 2 eggs, so 15 pans require 2×15 = 30 eggs.
Since there are 6 eggs in a half dozen,
we need 30/6 = 5 half-dozens of eggs.
Hence, 5 half-dozens he should buy to make enough cookies.
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what is the output of the following function for x = -4?
f(x) = 3x5 + 4x3 - x + 11
Answer:
f(-4)
Step-by-step explanation:
this is a lucky guess, hopefully u get it right :)
The boxplot displays the arm spans for 44 students.
Which of the following is not a true statement?
There are no outliers in this distribution.
The shape of the boxplot is fairly symmetric.
The range of the distribution is around 60 cm.
The center of the distribution is around 180 cm.
Answer:
A) there are no outliers in this distribution.
Solve for d.
-2.08(d - 9) = 0
d
Please help
After the solution of the given equation 2.08(d - 9) = 0, the value of d is 9.
What are equations?A mathematical statement known as an equation is made up of two expressions joined together by the equal sign. Equation: A declaration that two expressions with variables or numbers are equal. In essence, equations are questions and attempts to systematically find the answers to these questions have been the driving forces behind the development of mathematics. A formula would be 3x - 5 = 16, for instance. When this equation is solved, we discover that the value of the variable x is 7.So, 2.08(d - 9) = 0 for d:
2.08(d - 9) = 02.08d - 18.72 = 02.08d = 18.72d = 18.72/2.08d = 9Therefore, after the solution of the given equation, the value of d is 9.
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Write an equation of a line that is parallel to y=-3x+5 that passes through the point (0,-4)
Answer:
\({ \rm{y = - 3x + 5}}\)
Gradient = -3
• Parallel lines have the same gradient, therefore gradient, m is -3
\({ \rm{y = mx + c}}\)
• At point (0, -4)
\({ \rm{ - 4 = ( - 3 \times 0) + c}} \\ \\ { \rm{c = - 4}}\)
y intercept is -4
\({ \boxed{ \boxed{ \mathfrak{answer : }}{ \rm{\: \: y = - 3x - 4}}}}\)
Answer:
above answer is correct
mrk that braniliest
What are the 7 laws of exponents?
Answer:
1- Product of powers rule.
2- Quotient of powers rule.
3- Power of a power rule.
4- Power of a product rule.
5- Power of a quotient rule.
6- Zero power rule.
7- Negative exponent rule.
Step-by-step explanation:
Hope I helped! ^v^
James takes out a loan of 9000 euros which keeps on charging simple interest at a rate of 3% of the original amount per annum until it is cleared. James pays of 770 euros each year to reduce the loan. After how many years will James have fully cleared the loan?
James will fully clear the loan after approximately 12 years when the remaining balance reaches zero.
To determine the number of years it will take for James to fully clear the loan, we need to calculate the remaining balance after each payment and divide the initial loan amount by the annual payment until the remaining balance reaches zero.
The loan amount is 9000 euros, and James pays off 770 euros each year. Since the interest is charged at a rate of 3% of the original amount per annum, the interest for each year will be \(0.03 \times 9000 = 270\) euros.
In the first year, James pays off 770 euros, and the interest on the remaining balance of 9000 - 770 = 8230 euros is \(8230 \times 0.03 = 246.9\)euros. Therefore, the remaining balance after the first year is 8230 + 246.9 = 8476.9 euros.
In the second year, James again pays off 770 euros, and the interest on the remaining balance of 8476.9 - 770 = 7706.9 euros is \(7706.9 \times 0.03 = 231.21\) euros. The remaining balance after the second year is 7706.9 + 231.21 = 7938.11 euros.
This process continues until the remaining balance reaches zero. We can set up the equation \((9000 - x) + 0.03 \times (9000 - x) = x\), where x represents the remaining balance.
Simplifying the equation, we get 9000 - x + 270 - 0.03x = x.
Combining like terms, we have 9000 + 270 = 1.04x.
Solving for x, we find x = 9270 / 1.04 = 8913.46 euros.
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the radius of a circle is increasing at a rate of 4 cm/s. how fast is the area of the circle increasing after 10 seconds? g
Answer:
A = 1600π cm²
Step-by-step explanation:
Pre-SolvingWe are given that a circle's radius increases 4 cm every second.
We want to know how large the area of the circle is after 10 seconds.
SolvingWe first need to find how large the radius will be.
We know the proportion of the rate increase / time; for every 1 second, the rate increases by 4 cm.
We can write this as a proportion:
\(\frac{4 cm}{1 s} = \frac{x}{10s}\)
We can cross multiply to get:
4 cm * 10 s = x * 1 s
Divide both sides by 1 s
(4 cm * 10 s) / (1 s) = 40cm = x
So, after 10 seconds, the radius will be 40cm.
We aren't done yet though, remember that the question wants us to find the area of the circle.
The area can be calculated using the equation A = πr², where r is the radius.
We can substitute 40 as r in the equation to get:
A = πr² = π * (40)² = 1600π cm²
you deposit 5,000 dollars into a savings account with 3% interest. How much money will you have in 10 years
Answer:
6,719.58
Step-by-step explanation:
Please help I need the answer asp will give brainlist
The system of inequality y < 4x - 2 is represented by option B
How to identify inequality graphsAn inequality graph represents the graphical representation of an inequality on a coordinate plane.
It visually represents the set of points that satisfy the given inequality. In the graph, the shaded region indicates the solution set of the inequality.
In the equation we watch out for dotted lines which is used to represent a less than of greater than without "equal to"
The graph is attached
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in the figure, line m is parallel to line n. If mL3=7x-10 and m<6=5x+10, what is the measure 0f <3 and <6?
The measure of angle ∠3 and angle ∠6, which are alternate interior angles formed between the parallel lines m and n are;
m∠3 = 60°, m∠6 = 60°
What are alternate interior angles?Alternate interior angles are angles formed in the inside part of two lines that have a common transversal, and on opposite sides of the transversal.
The information are;
Line m is parallel to line n (m ║ n)
m∠3 = 7·x - 10
m∠6 = 5·x + 10
From the possible diagram in a similar question, we get;
∠3 and ∠6 are alternate interior angles formed between parallel lines therefore;
∠3 ≅ ∠6
m∠3 = m∠6 (definition of congruent angles)
7·x - 10 = 5·x + 10 (substitution property of equality)
7·x - 5·x = 10 + 10 = 20
2·x = 20
x = 20 ÷ 2 = 10
x = 10
m∠3 = 7 × 10 - 10 = 60
m∠3 = 60°
m∠3 = m∠6
Therefore;
m∠6 = 60°
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given that P = (4,1) and Q=(-4,4) find the component form and magnitude of the vector QP.
The magnitude of the vector QP is √73.
To find the component form of the vector QP, we need to subtract the coordinates of point P from the coordinates of point Q. The component form of a vector is represented as (x, y), where x and y are the differences in the x-coordinates and y-coordinates, respectively.
Given that P = (4, 1) and Q = (-4, 4), we can calculate the component form of the vector QP as follows:
x-component of QP = x-coordinate of Q - x-coordinate of P
= (-4) - 4
= -8
y-component of QP = y-coordinate of Q - y-coordinate of P
= 4 - 1
= 3
Therefore, the component form of the vector QP is (-8, 3).
To find the magnitude of the vector QP, we can use the formula:
Magnitude of a vector = √(\(x^2 + y^2\))
Substituting the x-component and y-component of QP into the formula, we get:
Magnitude of QP = √((\(-8)^2 + 3^2\))
= √(64 + 9)
= √73
Therefore, the magnitude of the vector QP is √73.
In summary, the component form of the vector QP is (-8, 3), and its magnitude is √73. The component form gives us the direction and the magnitude gives us the length or size of the vector.
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If XZ ⊥ WY, XE = 4, and WY = 7, what is the perimeter of WXYZ, rounded to the nearest tenth?
the answer is (D) 32.2
hopefully it help
Answer: d.) 32.2
Step-by-step explanation:
Help please help me
Answer:
Step-by-step explanation:
Range = maximum value - minimum value
= 25 - 6 = 19
Option D is the correct answer
Which are solutions for the following inequality?
Select ALL that apply.
−4(2x+5)≥4
0
-3
10
-5
-10
3
The solution to the given inequality 4(2x + 5) ≥ 4, are - 3, - 5, and - 10.
What are inequalities and their types?Inequality is a relation that compares two numbers or other mathematical expressions in an unequal way.
The symbol a < b indicates that a is smaller than b.
When a > b is used, it indicates that a is bigger than b.
a is less than or equal to b when a notation like a ≤ b.
a is bigger or equal value of an is indicated by the notation a ≥ b.
The given inequality is - 4(2x + 5) ≥ 4.
- 8x - 20 ≥ 4.
- 8x ≥ 24.
8x ≤ - 24.
x ≤ - 3.
The solutions are, - 3, - 5, and - 10.
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which of the following corresponds to the predictor variable in simple linear regression?
In simple linear regression, the predictor variable is the independent variable, which is used to predict the value of the dependent variable. It is also referred to as the explanatory variable, as it is used to explain the variability in the response variable.
For example, in a study that examines the relationship between the hours studied and exam scores, the predictor variable is the number of hours studied, and the dependent variable is the exam score.
The predictor variable is plotted on the x-axis, while the dependent variable is plotted on the y-axis in a scatter plot. The relationship between the predictor and the dependent variable is represented by a straight line, which is determined by the regression equation.
The slope of the line represents the change in the dependent variable for each unit change in the predictor variable.
In summary, the predictor variable is the variable that is used to predict or explain the changes in the dependent variable in simple linear regression.
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what is the equation of y=x^3 with the given transformations
Each transformation affects the shape and position of the graph. It is important to carefully consider the order of the transformations and their impact on the equation.
1. Horizontal Shift (c):
If there is a horizontal shift, the equation becomes y = (x - c)^3.
For example, if there is a shift of 2 units to the right, the equation would be y = (x - 2)^3.
2. Vertical Shift (d):
If there is a vertical shift, the equation becomes y = x^3 + d.
For example, if there is a shift of 3 units upwards, the equation would be y = x^3 + 3.
3. Vertical Stretch (a):
If there is a vertical stretch or compression, the equation becomes y = a * x^3.
For example, if there is a vertical stretch by a factor of 2, the equation would be y = 2 * x^3.
4. Reflection (along the x-axis):
If there is a reflection along the x-axis, the equation becomes y = -x^3.
This flips the graph of the original function upside down.
5. Reflection (along the y-axis):
If there is a reflection along the y-axis, the equation becomes y = (-x)^3.
This mirrors the graph of the original function.
6. Combined Transformations:
If there are multiple transformations, we can apply them in the order they are given. For example, if there is a vertical stretch by a factor of 2 and a horizontal shift of 3 units to the right, the equation would be y = 2 * (x - 3)^3.
Remember, each transformation affects the shape and position of the graph. It is important to carefully consider the order of the transformations and their impact on the equation.
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