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Precalculus

10/23/22

Find the exact value using double angle or reduction formula

Sin A = 0.6 and A is obtuse Sin B = 0.8 and B is acute What is the exact value of cos(A+B)?

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Precalculus

10/23/22

if the function f(x) is expressed in the form f of g

If the function h(x)=1/x+3 is expressed in the form f∘g with g(x)=x+3, then find the function f(x).f(x)=

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Precalculus

10/23/22

If the function is expressed in the form f of g

If the function h(x)=(x+2)^8 is expressed in the form f∘g with f(x)=x^8, then find the function g(x).g(x)=

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Precalculus

10/23/22

let f, g and h be defined as below

Let f, g and h be defined as below. Evaluate (f∘g∘h)(x).f(x) = x4+9 g(x) = x−3 h(x) = absolute value of x (f∘g∘h)(x) =

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Precalculus

10/23/22

Use the inverse of the coefficient matrix of this system to find the amount invested in each type of bond for the given total investment and annual return.

You invest in AAA-rated bonds, A-rated bonds, and B-rated bonds. The average yields are 4.5% on AAA bonds, 5% on A bonds, and 9% on B bonds. You invest twice as much in B bonds as in A bonds.... more

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Precalculus

10/23/22

Find x and y intercepts, values of x where f(x) is more / less than zero

Let f(x)=(x−6)^2(x+5)^3. Find the y-intercept(s), the x-intercept(s), the values of x where f(x)>0, and the values of x where f(x)<0. Do not sketch the graph.1. Find the y-intercept(s). List... more

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Precalculus

10/23/22

Find the maximum distance above the ground

An object is projected vertically upward from the top of a building with an initial velocity of 400 feet/sec. Its distance in feet above the ground after t seconds is given by the equation s(t)=... more

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Precalculus

10/23/22

what is the volume?

a rectangular box is to be made from a 15 by 40 piece of sheet metal by cutting identical squares from each corner and folding up the sides. Assume that each side of each square cut from each... more

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Precalculus Math Calculus Trigonometry

10/23/22

Finding exact values for sin, cos, tan.

Find the exact values of sin 2θ, cos2θ, tan 2θ, and the quadrant in which 2θ lies.cosθ=-21/29, θ in quadrant III

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Precalculus Math Calculus Trigonometry

10/22/22

Proving Identities

1) tanθ(tanθ+cotθ)=sec^2θ2) 1+cos^2x / sin^2x = 2csc^2x-1What are the different steps to solving these problems and how would we transform the expressions?

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Precalculus Math Calculus Trigonometry

10/22/22

Coterminal angles

Find two positive angles and two negative angles that are coterminal with the given angle and less than 1080° but greater than −720°.131.6°

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Precalculus Math Calculus Geometry

10/22/22

What is the angle of depression from the plane to the building?

An aerial photographer who photographs real estate properties has determined that the best photo is taken at a height of approximately 476 ft and a distance of 839 ft from the building. What is the... more

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Precalculus

10/22/22

Difference of identity pre cal

Given sin a = 0.759 and sin B = 0.618 with both angles' terminal rays in Quadrant-I, find the following:tan(a = B) =

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Precalculus Algebra 1 Algebra 2

10/22/22

Find an nth-degree polynomial function with real coefficients satisfying the given conditions.

Find an nth-degree polynomial function with real coefficients satisfying the given conditions. If you are using a graphing utility, use it to graph the function and verify the real zeros and the... more

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Precalculus

10/22/22

Given f(x)=x^2 -3x +4

Find f(2+h)Find f(2+h)-f(2)/h

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Precalculus Algebra 1 Algebra 2

10/22/22

Find an nth-degree polynomial function with real coefficients satisfying the given conditions.

Find an nth-degree polynomial function with real coefficients satisfying the given conditions. If you are using a graphing utility, use it to graph the function and verify the real zeros and the... more

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Precalculus Math Calculus

10/21/22

Suppose that the three lines ax+by=c, (a+2)x+(b-3)y=c+9, and (a+1)x+(b-1)y=c+2 are concurrent at point M. What is the sum of coordinates M?

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Precalculus Math Calculus

10/21/22

Given the the mean of 30,31,…,29+2n is equal to the mean of 100, 101,…,99+n, what is n?

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Precalculus Math Calculus Trigonometry

10/21/22

Solutions Based on Graph 2sinx=2?

What are a few solutions for the equation 2sinx=2 based on its graph?Are there more solutions than the ones on the graph? If so, why and what are some?

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Precalculus

10/21/22

The angle between 0 and 2pi in radians that is coterminal with the angle 112pi/9 radians is

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Precalculus Algebra 1 Algebra 2

10/21/22

Give the equation of the line passing through the point

Give the equation of the line passing through the point Write your answer in Slope-Intercept Form._______________

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Precalculus

10/21/22

6.1: Introduction to Rational Functions and Vertical Asymptotes: What is a Rational Function? (Homework)

when x=11.7, x+4 is how many times as large as x2−3?

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Precalculus

10/21/22

Find the domain and asymptotes of the function

Letf(x)=20x^3−88x^2−13x+18/5x^3+38x^2+59x−30The domain of the function f(x) is: Use interval notation to enter your answer. The root(s) of f(x) is/are: Enter the root(s) as a comma-separated... more

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Precalculus Math Algebra 1 Algebra 2

10/21/22

algebra question

A cell phone carrier charges a fixed monthly fee plus a constant rate for each minute used.Part 1. In January, the total cost for 400 minutes was $53 while in February, the total cost... more

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Precalculus

10/21/22

Path of a ball- Quadratics Word Problem

A ball is thrown across a playing field. Its path is given by the equation y=-0.005x^2 +x+5 where x is the distance the ball has traveled horizontally and y is its height above ground level, both... more

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Find the exact value using double angle or reduction formula

if the function f(x) is expressed in the form f of g

If the function is expressed in the form f of g

let f, g and h be defined as below

Use the inverse of the coefficient matrix of this system to find the amount invested in each type of bond for the given total investment and annual return.

Find x and y intercepts, values of x where f(x) is more / less than zero

Find the maximum distance above the ground

what is the volume?

Finding exact values for sin, cos, tan.

Proving Identities

Coterminal angles

What is the angle of depression from the plane to the​ building?

Difference of identity pre cal

Find an​ nth-degree polynomial function with real coefficients satisfying the given conditions.

Given f(x)=x^2 -3x +4

Find an​ nth-degree polynomial function with real coefficients satisfying the given conditions.

Suppose that the three lines ax+by=c, (a+2)x+(b-3)y=c+9, and (a+1)x+(b-1)y=c+2 are concurrent at point M. What is the sum of coordinates M?

Given the the mean of 30,31,…,29+2n is equal to the mean of 100, 101,…,99+n, what is n?

Solutions Based on Graph 2sinx=2?

The angle between 0 and 2pi in radians that is coterminal with the angle 112pi/9 radians is

Give the equation of the line passing through the point

6.1: Introduction to Rational Functions and Vertical Asymptotes: What is a Rational Function? (Homework)

Find the domain and asymptotes of the function

algebra question

Path of a ball- Quadratics Word Problem

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What is the angle of depression from the plane to the building?

Find an nth-degree polynomial function with real coefficients satisfying the given conditions.

Find an nth-degree polynomial function with real coefficients satisfying the given conditions.