15,254 Answered Questions for the topic precalculus

Precalculus

11/02/22

using Pi in a 4 inch cylinder A=2Pir^2+2PiRH
A cylinder (round can) has a circular base and a circular top with vertical sides in between. Let r be the radius of the top of the can and let h be the height. The surface area of the cylinder, A,... more
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Precalculus

11/02/22

stuck on this one new to precalculus
In the year 1985, a house was valued at $106,000. By the year 2005, the value had appreciated to $149,000. What was the annual growth rate between 1985 and 2005? Assume that the value continued to... more
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Precalculus

11/02/22

Find the solutions of the equation in the interval [−2𝜋, 2𝜋].
Find the solutions of the equation in the interval [−2𝜋, 2𝜋]. Use a graphing utility to verify your results. (Enter your answers as a comma-separated list.) csc(x) = 23 3 (csc(x)=2 suqareroot 3... more
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Precalculus

11/02/22

Find two solutions of the equation. Give your answers in degrees (0° ≤ 𝜃 < 360°) and radians (0 ≤ 𝜃 < 2𝜋).
Find two solutions to the equation. Give your answers in degrees (0° ≤ 𝜃 < 360°) and radians (0 ≤ 𝜃 < 2𝜋). Enter your answers as comma-separated lists.)(a)    cot(𝜃) = 0degreesradians(b) ... more
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Precalculus

11/01/22

use the given conditions to write an equation for the line in point slope form and in slope intercept form

slope = 1/4 , passing through the orginal
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Precalculus

11/01/22

the graph of the function y=loga x goes through (2,-1)
The graph of the function y=loga⁡x goes through (2,−1). Then a=1/ 
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Precalculus

11/01/22

SPRECALC7 6.2.054.
A plane is flying within sight of the Gateway Arch in St. Louis, Missouri, at an elevation of 30,000 ft. The pilot would like to estimate her distance from the Gateway Arch. She finds that the... more
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Precalculus

11/01/22

SPRECALC7 6.2.062.
An airplane is flying at an elevation of 5150 ft, directly above a straight highway. Two motorists are driving cars on the highway on opposite sides of the plane. The angle of depression to one car... more
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Precalculus

11/01/22

SPRECALC7 6.2.058.
A 650-ft guy wire is attached to the top of a communications tower. If the wire makes an angle of 65° with the ground, how tall is the communications tower? (Round your answer to the nearest foot.)
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Precalculus

11/01/22

SPRECALC7 6.2.056.MI.
From the top of a 260-ft lighthouse, the angle of depression to a ship in the ocean is 21°. How far is the ship from the base of the lighthouse? (Round your answer to the nearest foot.)
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Precalculus

11/01/22

SPRECALC7 6.2.054.
A plane is flying within sight of the Gateway Arch in St. Louis, Missouri, at an elevation of 30,000 ft. The pilot would like to estimate her distance from the Gateway Arch. She finds that the... more
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Precalculus

11/01/22

fraction in lowest terms 3 ft to 64 in
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Precalculus

11/01/22

Logarithmic Functions
Suppose the average yearly salary of an individual whose final degree is a master's is $51 thousand less than twice that of an individual whose final degree is a bachelor's.Combined, two people... more
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Precalculus

11/01/22

Find the exact value of each expression
Find the exact value of each expressiona) sin (2sin^(-1) 1/(sqrt2))b) cot [2 cos^(-1) -3/5]
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Precalculus

11/01/22

Find exact value of sin2 theta, Cos2 theta, sin (theta/2), cos (theta/2)
Find exact value of sin2 theta, Cos2 theta, sin (theta/2), cos (theta/2).When,sin theta = 3/5 and pi/2 < theta < pi
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Precalculus

11/01/22

Find the exact value of sin(A-B), cos(A-B) and tan(A-B)
Find the exact value of sin(A-B), cos(A-B) and tan(A-B)When, sin A = (2sqrt5) / 5 0<A< pi/2cos B = 3/5 -pi/2<B<0
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Precalculus

11/01/22

Establish the identity sin^2 A - sin^2 B
Establish the identitysin(A-B) sin(A+B) = sin^2 A - sin^2 B
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Precalculus

11/01/22

Precalculus Establishing the identity of cotAcotB
Establish the identity(cotA + cotB) / (tanA + tanB) = cotAcotB
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Precalculus

11/01/22

Precalculus solving equations of sin and cos
Solve the equations.a) sin(2 theta)+sin(4 theta)=0b) 4(1+sin theta)=cos^2 theta
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Precalculus Algebra 1 Algebra 2

10/31/22

Use the compound interest formulas A=P(1+r/n)^nt and A=Pe^rt to solve the problem given. Round answers to the nearest cent.
Use the compound interest formulas A=P(1+r/n)^nt and A=Pe^rt to solve the problem given. Round answers to the nearest cent.Find the accumulated value of an investment of $15,000 for 5 years at an... more
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Precalculus

10/31/22

Given the graph of the function find the following inverse values
Use the given graph of the function f to find the following values for f−1.1. f−1(−4)= 2. f−1(−3)= 3. f−1(0)= 4. f−1(2)= 5. f−1(4)= 
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Precalculus

10/31/22

Fill in the missing values below in the table

The table below shows some values of a linear function f and an exponential function g. Fill in exact values (not decimal approximations) for each of the missing... more
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Precalculus Math Algebra 1 Calculus

10/31/22

Find the coefficient of the given term in the binomial expansion. x^10 ​term, (x-5)^10
Find the coefficient of the given term in the binomial expansion.x^10 ​term, (x-5)^10
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10/31/22

Determine the following...
Determine when *NOTE*Grade 12 Advanced FunctionsPlease answer clearly and neatly. Thanks
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Precalculus Math Algebra 1 Algebra 2

10/31/22

Argue whether or not g(x) could be factored completely by using only the factor theorem. Give examples to support your argument(s).
You are asked to factor a quintic polynomial g(x). Argue whether or not g(x) could be factored completely by using only the factor theorem. Give examples to support your argument(s). Make sure to... more
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