a) The area of the window seat when x=3 is 8 ft².
b) Polynomial that represent area of the window is x² - 1
What is trapezium?
In American and Canadian English, a quadrilateral with at least one pair of parallel sides is referred to as a trapezoid. It is referred to as a trapezium in British and other varieties of English. In Euclidean geometry, a trapezoid is a convex quadrilateral by definition. The bases of the trapezoid are the parallel sides.Area of trapezium = 1/2 (a+b)*h
a= x ft
b = x+2 ft
c = x-1 ft
a ) When x=3;
a = 3 ft
b = 3 + 2 = 5 ft
c = 3-1 = 2 ft
Now, Area of window seat = 1/2 (3+5) 2
= 1/2 * 8 * 2
= 8 ft²
Hence, area of window seat is 8 ft².
b) Polynomial that helps represent the area of window seats
= 1/2(a+b)*h
= 1/2(x + x +2) * (x-1)
= 1/2 (2x+2)*(x-1)
= 1/2 * 2(x+1)* (x-1)
= (x+1) * (x-1)
= x² - 1
Hence, the Polynomial that represent area of the window is x² - 1.
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5. water is poured into a right cylindrical tank at a rate of 6 cubic inches per minute. if the radius of the base is 20 inches long; how fast is the height changing when the water level is 12 inches high?
The height is changing at the rate of 1/20in per minute in the given right cylindrical tank.
What is the right cylindrical tank?A right circular cylinder has parts that are perpendicular to its base and a closed circular surface with two parallel bases on both ends. Another name for it is a right cylinder.The formula V = r²(h) can be used to determine a cylinder's volume (h). Finding the area of the circular base shape and multiplying it by the height is all that is required to calculate a cylinder's volume.So, the changing the rate of the height:
The volume formula: V = r²(h)Where r is 20in and Volume is given 12in.Calculate height as follows:
V = r²(h)20 = 20²(h)20 = 400(h)h = 20/400h = 1/20in per minute
Therefore, the height is changing at the rate of 1/20in per minute in the given right cylindrical tank.
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Simplify (5.1)(5.12)4.
(5.1)6
(5.1)7
(5.1)8
(5.1)9
The simplified expression of (5.1)(5.1^2)^4 is (5.1)^9
How to simplify the expression?The expression is given as:
(5.1)(5.12)4
Rewrite the expression properly as follows:
(5.1)(5.1^2)^4
Rewrite the expression properly as follows:
(5.1)(5.1^2)^4 = (5.1) * (5.1^2)^4
Apply the power law of indices
(5.1)(5.1^2)^4 = (5.1) * (5.1^8)
Apply the power law of indices
(5.1)(5.1^2)^4 = (5.1)^(1 + 8)
Evaluate the sum
(5.1)(5.1^2)^4 = (5.1)^9
Hence, the simplified expression of (5.1)(5.1^2)^4 is (5.1)^9
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What is the value of the 4 in the number 546210
Answer:
The value is ten thousands
Step-by-step explanation:
Consider the function. f(x)=−8x+4 What is the value of f(−14)?
The value of polynomial for x = 2 that is f(2) will be 32.
What is polynomial?In many branches of mathematics and science, polynomials are used. For instance, they are used to define polynomial functions, which show up in settings ranging from basic chemistry and physics to economics and social science.
They are also used in calculus and numerical analysis to approximate other functions. Polynomial equations are used to form these functions. Polynomial rings and algebraic varieties, two fundamental ideas in algebra and algebraic geometry, are constructed in advanced mathematics using polynomials.
We have given polynomial f(x)=3x²8x+4
We have to find the value of f(2
We have to find the value of polynomial for x = 2
So for finding this value we have to just put x = 2 in polynomial
So f(2) will be
So the value of polynomial for x = 2 will be 32
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A 3-gallon jug of juice costs $29.28. What is the price per quart?
The price per quart of juice is $2.44.
To determine the price per quart of juice, we need to convert the 3-gallon volume to quarts and then divide the cost by the number of quarts.
There are 4 quarts in 1 gallon, so 3 gallons is equal to:
3 gallons × 4 quarts/gallon = 12 quarts
Next, we can divide the total cost of $29.28 by the number of quarts:
$29.28 ÷ 12 quarts = $2.44 per quart
Therefore, the price per quart of juice is $2.44.
It's important to note that the price per quart may vary depending on the brand and type of juice. Additionally, it's important to consider the nutritional value of the juice and whether it aligns with your dietary needs and preferences.
When comparing prices, it's also important to look at the unit price (price per ounce or price per serving) to ensure that you are getting the best value for your money.
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Find the gradient of the line segment between points (8,6) and (10,14)
Answer: 4
Step-by-step explanation:
Write as an algebraic expression: the difference of 27 and 5
The algebraic expression of the statement given as the difference of 27 and 5 is 27 - 5
How to write the statement as an algebraic expression?The statement is given as:
the difference of 27 and 5
Difference means minus.
The minus sign is represented as -
This means that the statement given as: the difference of 27 and 5
Can be represented as
27 minus 5
So, have
27 - 5
Hence, the algebraic expression of the statement given as the difference of 27 and 5 is 27 - 5
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Twice the square of a number is less than another number. Negating the square of that number and adding 5 causes
it to be larger than the other number. Which represents the solution set?
Answer:
d
Step-by-step explanation:
took it on edg
The graph d represents the solution set of the inequalities 2x^2 < y and -x^2 + 5 > y
How to represent the solution set?First, we represent the mathematical statements as an equation or inequalities
Mathematically, the statements in the questions are:
2x^2 < y-x^2 + 5 > yWhere x and y represents the two numbers
So, we plot the graphs of 2x^2 < y and -x^2 + 5 > y
The graph d represents the solution set of the inequalities 2x^2 < y and -x^2 + 5 > y
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let r be the region in the first quadrant that is bounded by the polar curves r=theta and theta=k where k is a constant, 0
The area of region R in terms of k is given by (A) \(k^3/6\). That is bounded by the polar curves \(r=\theta\) and \(\theta = k\).
What are polar curves ?
In mathematics, polar coordinates are an alternative coordinate system to rectangular coordinates (x, y) for representing points in a plane.
To find the area of the region R bounded by the polar curves r = θ and θ = k in the first quadrant, we can integrate the area element dA in polar coordinates.
The polar area element dA is given by dA = (1/2) \(r^2\) dθ.
Since r = θ and the curves intersect at the origin (θ = 0), we need to integrate from θ = 0 to θ = k.
The area of region R can be calculated as:
\(A = \int_0^k (1/2) (\theta^2) d\theta\)
Integrating the above expression, we have:
\(A = (1/2)\int _0^k \theta^2 d\theta\)
Using the power rule of integration, the integral simplifies to:
\(A = (1/2) [\theta^3/3]\) evaluated from 0 to k
\(A = (1/2) [(k^3/3) - (0^3/3)]\)
\(A = (1/2) (k^3/3)\)
Simplifying further, we get:
\(A = k^3/6\)
Therefore, the area of region R in terms of k is given by \(k^3/6\).
Hence, the answer is (A) \(k^3/6\).
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The complete question is :
Let R be the region in the first quadrant that is bounded by the polar curves r = theta and theta = k where k is a constant, 0 < k < \(\pi/2\), as shown in the figure above. What is the area of R in terms of k? (A) \(k^3/6\) (B) \(k^3/3\)(C) \(k^3/2\) (D) \(k^2/4\) (E) \(k^2/2\)
Angle relationships in Triangles.
Can someone help me please? I don't understand this at all.
Blank 1 answer:
Blank 2 answer:
Answer:
1. 89 2. 91
Step-by-step explanation:
180-29-62=118-29=89
180--89=91
Answer:
91 and 89 degrees respectively
Step-by-step explanation:
Sooooo, the exterior angle of any angle in a triangle is equal to the sum of the 2 other adjacent interior angles in a triangle. Therefore, we just need to do 29+62, which is 91 degrees, so the Exterior angle is 91 degrees. Next, to find the last unknown angle of a triangle, we can take the sum of the 2 other interior angles and subtract it from 180. Doing this here, we get 180-91, which is 89 degrees.
What property of triangle congruence states that if a â B then B â A?
The property of the triangle congruence state that a ≅ B then B ≅ A are:
The state of each angles A is ∠A≅∠A . An angle is congruent to itself angle.For every angles A and B and if ∠A≅∠B , then ∠B≅∠A . The order of congruence of the angle does not matter.What is the triangle?The triangle is a polygon that has 3 edge and vertices. Triangle is one of the basic shape in the geometric. The area of the triangle is formulated as base of the triangle * height of triangle x 0,5. The value of three triangle edge degree is 180°.
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During a rainstorm, a pail collects 1 3 of an inch of water in 5 6 of a minute. At what rate is the pail collecting water?.
The rate at which the pail is collecting the water is \(\frac{2}{5}\) of an inch per minute.
What is rate in mathematics?
A rate is the ratio of two related quantities expressed in different units. the numerator of the ratio expresses the corresponding rate of change in the other (dependent) variable. One unit of one of these quantities is used to represent the ratio's denominator, and if it can be altered consistently, then the ratio can be stated as follows: (i.e., is an independent variable).
The rate can be configured as.
Rate = \(\frac{1/3}{5/6}\)
Rate = \(\frac{2}{5}\)
Hence, the rate at which the pail is collecting the water is \(\frac{2}{5}\) of an inch per minute.
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A computer store has certain software on sale at 3 for $20.00, with a limit of 3 at the sale price. Additional
software is available at the regular price of $9.95 each.
a) Write an expression you could use to find the cost of 5 software packages.
b) How much would 5 software packages cost?
Help me please!!!!! Is for today
Answer:
a) y = 9.95(x-3) + 20.00
b) Cost of 5 software packages = $39.90
Step-by-step explanation:
Given that:
Cost of 3 software at sale = $20
Cost of regular = $9.95
Let,
x be the number of software purchased.
We will subtract 3 from x because they cost $20.
y be the total cost.
y = 9.95(x-3)+ 20.00
Putting x=5 in expression
y = 9.95(5-3) + 20.00
y = 2(9.95) + 20.00
y = 19.90 + 20.00
y = $39.90
Hence,
a) y = 9.95(x-3) + 20.00
b) Cost of 5 software packages = $39.90
The cost to rent a moving truck is a flat fee of $25 plus $0.60 per mile. The equatic
c, in dollars for the number of miles, m, traveled in the truck.
Identify the independent and dependent variables.
The
is the independent variable.
The
is the dependent variable.
$25 flat fee
cost
miles traveled?
Answer:
See explanation below
Step-by-step explanation:
Flat fee = $25
Cost per mile = $0.60
Let
C = total cost
m = number of miles travelled by the truck
The equation is
C = 25 + 0.60m
The independent variable is miles,m travelled
The dependent variable is total cost, C
$25 is the constant
*need fast answer please * what are some numbers of pushups that bucky will never do in any game ?
It is impossible to determine with certainty which number of pushups Bucky will never do in any game, as this depends on Bucky's physical abilities, training, and determination.
It is possible that Bucky may be able to do a very large number of pushups in a game, or he may not be able to do very many. It is also possible that there may be certain numbers of pushups that Bucky finds more challenging or difficult to do than others, but this would depend on his individual physical abilities and strengths. Ultimately, the number of pushups that Bucky will be able to do in any given game will depend on a variety of factors, and it is not possible to predict with certainty which numbers he will never do.
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Number of push-ups Bucky will never perform in any game is impossible to predict with confidence because it relies on Bucky's physical prowess, training, and willpower.
In a game, Bucky might be able to perform a lot of push-ups or he might not be able to perform many at all. It's also likely that Bucky will find some numbers of push-ups harder or more difficult to complete than others; however, this will depend on his particular physical prowess and capabilities.
In the end, Bucky's ability to do a certain number of push-ups throughout a game will rely on a multitude of variables, and it is impossible to say with certainty certain numbers he will never complete.
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HELP ME ASAPPPP ITS ALGEBRA
Answer:
it is c
Step-by-step explanation:
i learned it last year
What is the value of 36x - 8y2 when x = 3 and y = -6?
A.-288
B. -180
C. 1,200
D. 3,600
Hi student, let me help you out! :)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..
We are asked to find the value of \(\mathrm{36x-8y^2}\) when x=3 and y=-6.
So, we substitute the values of the variables instead of the variables:
\(\mathrm{36(3)-8(-6)^2}\)
Square -6 first:
\(\mathrm{36(3)-8\times36}\)
Multiply 36 times 3 and 8 times 36:
\(\mathrm{108-288}\)
Upon subtraction, we obtain
\(\bigstar~\mathrm{\underline{-180}}\)
Hope it helps you out! :D
Ask in comments if any queries arise.
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~Just a smiley person helping fellow students :)
Solve for X.
Need to show the work.
Can someone help me?
Answer:
X =20
X+24=2(x+22)
X+24=2x+44
X=44-24
X=20
What is the y value of the solution to the system of equations 3x 5y 17x 4y − 13?.
So, the y-value of the solution to the system of equations 3x + 5y = 17 and 4x + 4y = -13 is not possible to find, because the system is inconsistent and has no solution.
To find the y-value of the solution to the system of equations 3x + 5y = 17 and 4x + 4y = -13, we can use one of the methods for solving systems of equations, such as substitution, elimination, or graphing. In this case, we will use elimination method.
The first step of elimination method is to eliminate one of the variables by adding or subtracting the equations. In this case, we will multiply the first equation by 4 and the second equation by -3 and add them:
4(3x + 5y) = 4(17)
12x + 20y = 68
-3(4x + 4y) = -3(-13)
-12x - 12y = 39
then we can add these two equations:
12x + 20y = 68
-12x - 12y = 39
0 = 29
This is an impossible equation, which means that the system has no solution.
Therefore, the y value of the solution to the system of equations 3x + 5y = 17 and 4x + 4y = -13 is not possible to find, because the system is inconsistent and has no solution.
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A bridge club has 12 members, of which 6 are men and 6 are women. They decided to randomly select 4 different members to form a team and send them to a bridge tournament. True or False and explain: the probability that the team is comprised of 2 men and 2 women is
Therefore, the probability that the team is comprised of 2 men and 2 women is approximately 0.4545, which is true.
To calculate the probability that the team is comprised of 2 men and 2 women, we need to determine the number of favorable outcomes (teams with 2 men and 2 women) and the total number of possible outcomes (all possible teams).
The number of ways to choose 2 men from 6 men is given by the combination formula: C(6, 2) = 6! / (2! * (6-2)!) = 15.
Similarly, the number of ways to choose 2 women from 6 women is also C(6, 2) = 15.
Therefore, the number of favorable outcomes is the product of the number of ways to choose 2 men and 2 women: 15 * 15 = 225.
Now, let's calculate the total number of possible outcomes. We need to choose 4 members from a total of 12 members, which is given by C(12, 4) = 12! / (4! * (12-4)!) = 495.
The probability that the team is comprised of 2 men and 2 women is the ratio of favorable outcomes to the total number of outcomes: 225/495 = 45/99 ≈ 0.4545 (rounded to four decimal places).
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tyrone is twice as old as his daughter. in six years, tyrone will be three times what his daughter's age was six years ago. how old are they at present
At present, Tyrone is 48 years old and his daughter is 24 years old.
Let's start by using variables to represent the ages of Tyrone and his daughter.
Let T be Tyrone's current age and D be his daughter's current age.
We know that Tyrone is twice as old as his daughter, so we can write:
T = 2D
We also know that in 6 years, Tyrone's age will be three times what his daughter's age was six years ago. Six years ago, Tyrone's age was T - 6 and his daughter's age was D - 6. So we can write:
T + 6 = 3(D - 6)
Now we have two equations with two variables, so we can solve for T and D.
First, substitute T = 2D from the first equation into the second equation:
2D + 6 = 3(D - 6)
Simplifying this equation, we get:
2D + 6 = 3D - 18
Add 18 to both sides:
2D + 24 = 3D
Subtract 2D from both sides:
24 = D
So Tyrone's daughter is 24 years old now.
We can use the first equation to find Tyrone's age:
T = 2D = 2(24) = 48
Therefore, Tyrone is 48 years old now.
So at present, Tyrone is 48 years old and his daughter is 24 years old.
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Tyrone is twice as old as his daughter. in 6 years Tyrone's age will be three times what his daughters age was six years ago. how old will they be at present?
2x+10=28
What is the solution to this equation
Answer:
x=9
Step-by-step explanation:
step 1. restate the equation
2x+10=28
step 2. subtract 10 from both sides of the equations
2x+10-10=28-10
2x=18
step 3. get x alone by dividing 2 from both sides
2x/2=18/2
step 4. the answer
x=9
Question 1
4 pts
Rewrite each equation so that the expression on one side could be graphed and the x-
intercepts of the
graph would show the solutions to the equation.
a. 3r? = 81
b. (x-1)(x+1)-9=5x
Cr? - Sx + 10 = 32
d. 6x(x-8)=29
The equations will be re-written such that the expression on one side can be graphed and the x-intercepts of the graph would indicate the solution.
What are the re-written equations?A) 3X² = 81
Rewritten, we have 3X² - 81 = 0
This is also = 3(X² - 27) = 0
B) (X - 1)(X + 1) - 9 = 5X
Open the brackets and we have X² - 1 - 9 - 5x = 0
Simplified, we have X² - 5X - 10 = 0
C) X² - 9x + 10 = 32
Collect like terms and we have:
X² - 9X - 22 = 0
D) 6x(x - 8) = 29
Expand the bracket and collect like terms such that the equation is equal to zero and we have
6X² - 48x - 29 = 0
Using Desmos Graphing, the following results can be obtained showing that x intercepts at:
(a) (-5.196, 0) & (5.196, 0)
(b) (-1.531, 0) & (6.531, 0)
(c) (-2, 0) & (11, 0)
(d) (-0.564, 0) & (8.564, 0)
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x2-5x+10=0 is it quadratic equation? how can i identify the value of a,b,c? help
a caterer is competing for a company's business, the caterer selects a simple random sample of entrees, a simple random sample of sides, and a simple random sample of desserts for a tasting. the sample is a sample.
The sample is a three-stage cluster sample
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Sport
Soccer
Jogging
Walking
Skiing
Football
Total
Hrs
5
20] What percentage
10% of total hours was
5
spent walking?
10 [?]%
50
It would be 20% of hours is spent walking.
Four friends stay at the Pickled Parrot Hotel for a night and each
have an evening meal. Bed and Breakfast costs £37 per person and
the evening meal costs £15 per person. How much is the total cost,
if a service charge is added at 171/2%?
Answer:
total cost is £244.4
Step-by-step explanation:
( 37 * 4 ) + ( 15 * 4 ) = 208
208 * .175 = 36.4
208 + 36.4 = 244.4
HOPE THIS HELPS
If the alternative hypothesis is that proportion of items in population 1 is larger than the proportion of items in population 2, then the null hypothesis should be _____.
If the alternative hypothesis is that the proportion of items in population 1 is larger than the proportion of items in population 2, then the null hypothesis should be that there is no significant difference in the proportion of items between population 1 and population 2.
Based on the information provided, the null hypothesis should be:
The null hypothesis is that the proportion of items in population 1 is less than or equal to the proportion of items in population 2.
This is denoted as H₀: P₁ ≤ P₂. The alternative hypothesis, as you mentioned, is that the proportion of items in population 1 is larger than the proportion of items in population 2, which is represented as H₁: P₁ > P₂.
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Write the equation in slope-intercept form.
7x = 3y − 12
A. y=73x+4
B. 3y−7x=12
C. y−11=73(x−3)
D. y=37x+4
Step-by-step explanation:
this is my answer you should mind your own business
The linear 1-form 2 dy – 3 dz + 5 dx – 4 dy acts on vectors by taking a dot product with what vector? V = it 3+ 4 (enter the numerical components)
We can conclude that (5, -2, -3) is the vector that the linear 1-form acts on by taking a dot product.
To find the vector that the given linear 1-form acts on by taking a dot product, we need to express the linear 1-form in terms of a vector.
Let's start by writing the given linear 1-form in terms of differentials of the coordinate functions:
\(2dy-3 dz + 5 dx - 4 dy = 5 dx - 2 dy - 3 dz\)
We can recognize this expression as the dot product of a vector with components (5, -2, -3) with the differential of a general vector function (dx, dy, dz).
Therefore, the vector that the linear 1-form acts on by taking a dot product is simply (5, -2, -3).
To verify this, let's take the dot product of the given linear 1-form with the given vector V:
\((2 dy - 3 dz + 5 dx - 4 dy) * (it 3+ 4) = 5 dx * i + (-2 dy) * t + (-3 dz) * 1 = 5(1) + (-2)(3) + (-3)(4) = 5 - 6 - 12 = -13\)
Now let's take the dot product of the same vector with the vector (5, -2, -3):
\((it 3+ 4) * (5, -2, -3) = (3)(5) + (4)(-2) + (0)(-3) = 15 - 8 + 0 = 7\)
Since the dot product of the given linear 1-form with the vector V is equal to the dot product of the same vector with the vector (5, -2, -3), we can conclude that (5, -2, -3) is the vector that the linear 1-form acts on by taking a dot product.
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