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Directions: Choose the letter of the correct answer. 1. Which of the following graphed function has the positive leading coefficient and an even degree? А. В. C. D.

Directions: Choose the letter of the correct answer. 1. Which of the following graphed function has the positive leading coefficient and an even degree? А. В. C. D.

Elementary Geometry For College Students, 7e
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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ASSESSMENT (POST-TEST) Directions: Choose the letter of the correct answer. 1. Which of the following graphed function has the positive leading coefficient and an even degree? D. С. В. A. 2. What is the factored form of the polynomial function y = x + x3 – 7x² – x + 6 A. f(x) = (x-1)(x-2)(x-3)(x-2) B. f(x) = (x+1)(x+2)(x-3)(x-3) C. f(x) = (x+1)(x-2)(x-3)(x+3) D. f(x) = (x+1)(x-2)(x+3)(x-1) 3. If the end behavior of a graph of the polynomial function rises both to the left and to the right, which of the following is true about the leading term? A. the leading coefficient is positive, the degree is odd B. the leading coefficient is positive, the degree is even C. the leading coefficient is negative, the degree is odd D. the leading coefficient is negative, the degree is even 4. What is the y- intercept of the function y = (x+2)(x-2)(x-4) ? A. -16 5. How will you sketch the graph of y = x (x-1)4 with respect to the x-axis? A. sketch it tangent at both (1,0) and (0,0) B. sketch it crossing (1,0) and tangent to (0,0) C. sketch it tangent at (1,0) and crossing (0,0) D. sketch it crossing both (1,0) and (0,0) В. 8 С. 16 D. 32 6. Give the leading coefficient of the polynomial function y = - 4x2+3x3+ 3x-2? A. -4 В. 2 С.3 D. 4
Transcribed Image Text:ASSESSMENT (POST-TEST) Directions: Choose the letter of the correct answer. 1. Which of the following graphed function has the positive leading coefficient and an even degree? D. С. В. A. 2. What is the factored form of the polynomial function y = x + x3 – 7x² – x + 6 A. f(x) = (x-1)(x-2)(x-3)(x-2) B. f(x) = (x+1)(x+2)(x-3)(x-3) C. f(x) = (x+1)(x-2)(x-3)(x+3) D. f(x) = (x+1)(x-2)(x+3)(x-1) 3. If the end behavior of a graph of the polynomial function rises both to the left and to the right, which of the following is true about the leading term? A. the leading coefficient is positive, the degree is odd B. the leading coefficient is positive, the degree is even C. the leading coefficient is negative, the degree is odd D. the leading coefficient is negative, the degree is even 4. What is the y- intercept of the function y = (x+2)(x-2)(x-4) ? A. -16 5. How will you sketch the graph of y = x (x-1)4 with respect to the x-axis? A. sketch it tangent at both (1,0) and (0,0) B. sketch it crossing (1,0) and tangent to (0,0) C. sketch it tangent at (1,0) and crossing (0,0) D. sketch it crossing both (1,0) and (0,0) В. 8 С. 16 D. 32 6. Give the leading coefficient of the polynomial function y = - 4x2+3x3+ 3x-2? A. -4 В. 2 С.3 D. 4
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