4,322 Answered Questions for the topic College Algebra
06/11/21
Given the quadratic function f(x)=6x^2+5x
Given the quadratic function f(x)=6x^2+5xCompute f(a+h) − f(a)=______Assuming h≠0, compute f(a+h) − f(a)/h = ____
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06/11/21
A person standing 299 feet from the base of a church observed the angle of elevation to the church's steeple to be 50 How tall is the church? (Give your answer to the nearest whole number)
A person standing 299 feet from the base of a church observed the angle of elevation to the church's steeple to be 50 How tall is the church? (Give your answer to the nearest whole number) _____ feet
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College Algebra
06/11/21
In a standard television set, the screen height is 0.75 times the screen width. If a television set measures 26 inches along the diagonal, what is the screen width?
06/11/21
A box with a square base and no top is to be made from a square piece of carboard
A box with a square base and no top is to be made from a square piece of carboard by cutting 7 in. squares from each corner and folding up the sides. The box is to hold 19663 in3. How big a piece...
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College Algebra
06/11/21
Polynomial Graphs
The polynomial of degree 5, P(x) has leading coefficient 1, has roots of multiplicity 2 at x = 5 and x = 0 , and a root of multiplicity 1 at x = -2. Find a possible formula for P(x). P(x)=
College Algebra
06/09/21
Solve the following equation for x: c
Solve the following equation for x:
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College Algebra
06/09/21
Evaluate the expression √ − 81 and write the result in the form a + b i .
College Algebra Algebra 1
06/08/21
Knowing that sin(60) = √3 / 2 show the area of the base of the box is equal to 3√3x ^ 2/2
Guiding context for the question: A hollow box of chocolates is made in the shape of a straight prism with a regular hexagonal base. The height of the prism is "h" cm, and the top and the base of...
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College Algebra
06/08/21
College algebra
A rectangular playing field lies in the interior of an elliptical track that is 70 yards wide and 300 yards long. What is the width of the rectangular playing field if the width is located 15 yards...
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06/04/21
A 250-foot weather tower used to measure wind speed has a guy wire attached to it 75 feet above the ground.
A 250-foot weather tower used to measure wind speed has a guy wire attached to it 75 feet above the ground. The angle between the wire and the vertical tower is 48 degrees. Approximate the length...
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06/03/21
Let f( x ) = 2 − 3x + 13x^2. Calculate the following values:
Let f( x ) = 2 − 3x + 13x^2. Calculate the following values: f (a)=f(a+h)f(a+h)−f(a) /h= (For h does not equal 0)
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06/02/21
For the function f ( x ) = 6x^2 + 5x − 9 evaluate and fully simplify each of the following.
For the function f(x)=6x^2 + 5x − 9,evaluate and fully simplify each of the following.f (x+h) = f (x+h) - f(x)/h =
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06/02/21
The height y (in feet) of a ball thrown by a child is
The height y (in feet) of a ball thrown by a child is y= -1/12x^2 + 2x + 3where x is the horizontal distance in feet from the point at which the ball is thrown. (a) How high is the ball when it...
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06/02/21
For the function f ( x ) = 3x^2 − 2x − 7
For the function f(x)= 3x^2 −2x −7, evaluate and fully simplify each of the following.f (x+h) =f(x+h)-f(x)/h =
06/02/21
Find an equation for the line parallel to 3y + 27x = 15
Find an equation for the line parallel to 3y+27x=15 and goes through the point (-6,7). Write your answer in the form y=mx+bY=?
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College Algebra
06/02/21
The length of a rectangle is six times its width. If the area of the rectangle is 150yd^2, find its perimeter.
06/02/21
college algebra help
Shaun invests $5800 in two different accounts. The first account paid 7 %, the second account paid 9 % in interest. At the end of the first year he had earned $490 in interest. How much was in each...
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College Algebra Trigonometry
06/02/21
The proper angle for a ladder is about 75° from the ground. Suppose you have a 21 foot ladder. How high can it reach?
The proper angle for a ladder is about 75° from the ground. Suppose you have a 21 foot ladder. How high can it reach?ft=
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College Algebra Trigonometry
06/02/21
An exponential model y = a ⋅ b^x passes through the points (0, 10) and (2, 90). What are the values of a and b ?
An exponential model y=a⋅b^x passes through the points (0, 10) and (2, 90). What are the values of a and b?a=b=
06/02/21
A 19 -ft ladder leans against a building so that the angle between the ground and the ladder is 79 ∘ 79 ∘ . How high does the ladder reach on the building?
A 19-ft ladder leans against a building so that the angle between the ground and the ladder is 79 degreesHow high does the ladder reach on the building? ft=
06/02/21
A 250-foot weather tower used to measure wind speed has a guy wire attached to it 75 feet above the ground. The angle between the wire and the vertical tower is 48 ∘ 48 ∘ .
A 250-foot weather tower used to measure wind speed has a guy wire attached to it 75 feet above the ground. The angle between the wire and the vertical tower is 48∘48∘. Approximate the length of...
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06/01/21
Suppose that sin0=2/9 and that π/2 < 0 < π . Find the values of sin0,cos0 ,csc0 ,sec0 , and cot0.
Suppose that tan0=2/9 and that π/2 < 0 < π . Find the values of tan0,cos0 ,csc0 ,sec0 , and cot0. tan0=?cos0=?csc0=?sec0=?cot0=?
06/01/21
Suppose that tan0=3/5 and that π<0< 3π/2 . Find the values of sinθ, cos0, csc0, sec0, and cot0.
sinθ=?cosθ=?cscθ=?secθ=?cotθ=?
06/01/21
Use the figure to approximate the slope of the curve at the point (x, y).
= _____
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