15,254 Answered Questions for the topic precalculus
Precalculus Math
10/19/22
Cofunction Identities
What are some cofunction identities for the following expressions: f(x)=sinx and g(x)=cos(x-pi/2)
Recall that a polynomial function has the form...what does this tell you about the number of x-intercepts of the graph of f (x)? Explain.
Recall that a polynomial function has the form where n is a positive integer and . Consider a polynomial of even degree.If and , what does this tell you about the number of x-intercepts of the...
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State the end behaviours of the polynomial function of the following:
State the end behaviours of the polynomial function Note:Please write neatly and clearly.Grade 12 Advanced Function.
Identify the end behaviour of of the following:
Identify the end behaviour of Note:Please write neatly and clearly.Grade 12 Advanced Function.
State the end behaviours of the polynomial function of the following:
State the end behaviours of the polynomial function .Note:Please write neatly and clearly.Grade 12 Advanced Function.
Determine whether the binomial (3x – 2) is a factor of the following polynomial...
Determine whether the binomial (3x – 2) is a factor of the polynomial . Explain.Note:Please write neatly and clearly.Grade 12 Advanced Function.
Calculate the following and justify your work...
Calculate using long division. Justify your answer by showing your work.Note:Please write clearly and neatly.Grade 12 Advanced Functions
Factor the following and show your work.
Factor . Justify your answer by showing your work.Note:Please write clearly and neatly.Grade 12 Advanced Functions
Find the value of q. Show your work.
is divisible by 3x – 4. Find the value of q. Justify your answer by showing your work.Note:Please write clearly and neatly.Grade 12 Advanced Functions
Precalculus
10/18/22
Solve the system of linear equations using matrices.
A state government borrows $2,000,000 at simple annual interest. Some of the money is borrowed at 7%, some at 8.5%, and some at 9.5%. Use a system of linear equations to determine how much (in...
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Precalculus
10/18/22
Application of hyperbola in real-life situations
Two radio signaling stations A and B are 120 kilometers apart. The radio signal from the two stations has a speed of 300 000 kilometers per second. A ship at sea receives the signals such that the...
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Precalculus
10/18/22
Use the difference quotient to find the function.
Find the difference quotient of the function f(x)=x2-7x+9
Precalculus
10/18/22
Approximate the logarithm using the properties of logarithms, given logb 2 ≈ 0.3562, logb 3 ≈ 0.5646, and logb 5 ≈ 0.8271. (Round your answer to four decimal places.)
Approximate the logarithm using the properties of logarithms, given logb 2 ≈ 0.3562, logb 3 ≈ 0.5646, and logb 5 ≈ 0.8271. (Round your answer to four decimal places.)logb 75
Precalculus
10/18/22
Trigonometric Equations
Solve the following equation on the interval [0°,360°). Separate multiple answers with a comma. Remember to include a degree symbol. 6cot2xcosx−2cosx=0
10/17/22
Let f(x) = √(4x + 2), let g(x) = √(x), and let u = 4x + 2. Thus, f(x) = g(u)
Let f(x) = √(4x + 2),let g(x) = √(x),and let u = 4x + 2.Thus, f(x) = g(u)u' = 4g'(u) = ?Note: use sqrt() for √ sign
Precalculus
10/17/22
List all possible roots
List all possible rational roots for the functionf(x)=2x4−8x3+5x2−3x+34.Give your list in increasing order. Beside each possible rational root, type "yes" if it is a root and "no" if it is not a...
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Precalculus
10/17/22
Solve the system of linear equations using matrices.
A state government borrows $2,000,000 at simple annual interest. Some of the money is borrowed at 7%, some at 8.5%, and some at 9.5%. Use a system of linear equations to determine how much (in...
more
Precalculus
10/17/22
Form a polynomial f(x) of least degree having real coefficients, i as a simple root, 0 as a root with multiplicity 4, and f(1) = 1.
Precalculus
10/17/22
Trigonometric Equations
Use trigonometric identities and algebraic methods, as necessary, to solve the following trigonometric equation. Please identify all possible solutions by including all answers in [0,π) and...
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Precalculus
10/17/22
Product-Sum Identities
Use the sum-to-product identities to rewrite the following expression as a product.sin(3β)−sin(β)
Precalculus Math
10/17/22
Finding an nth-degree polynomial function with real coefficients .
Given information :n=32 and 4 i are zeros;f(1)=-51
Precalculus
10/17/22
A central angle 𝜃 in a circle of radius 2 m is subtended by an arc of length 3 m. Find the measure of 𝜃 in degrees.
A central angle 𝜃 in a circle of radius 2 m is subtended by an arc of length 3 m. Find the measure of 𝜃 in degrees. (Round your answer to one decimal place.)𝜃 = °Find the measure of 𝜃 in...
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Find the y-intercepts of the graph of the following quadratic function. If there is more than one intercept, separate them with commas. If there are no x-intercepts type DNE.
Find the y-intercepts of the graph of the following quadratic function. If there is more than one intercept, separate them with commas. If there are no x-intercepts type DNE.f(y) = 5y^2 -...
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Let f(x) = (x-7)^2 Make the function one-to-one by restricting the domain to those values greater than or equal to 7. State this domain.
Let f(x) = (x-7)^2Make the function one-to-one by restricting the domain to those values greater than or equal to 7. State this domain. ___________Find the inverse of f restricted to this...
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Precalculus Math
10/17/22
Find a polynomial f(x) of degree 3 with real coefficients and the following zeros.
-3, 2+3i
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