Unit Test — Unit test

Question 1

What is the completely factored form of f(x) = 6x3 – 13x2 – 4x + 15?

Revolt · Accepted Answer

(x + 1)(2x – 3)(3x – 5)

Question 2

Which statement describes the function y = axn when a = 1 and n is odd?

Revolt · Accepted Answer

The graph is symmetric about the origin.

Question 3

A polynomial function has a root of –6 with multiplicity 1, a root of –2 with multiplicity 3, a root of 0 with multiplicity 2, and a root of 4 with multiplicity 3. If the function has a positive leading coefficient and is of odd degree, which statement about the graph is true?

Revolt · Accepted Answer

The graph of the function is positive on (–6, –2).

Question 4

Which statement describes how the graph of the given polynomial would change if the term –3x6 is added?y = 2x6 + 9x5 – 7x3 – 1

Revolt · Accepted Answer

Both ends of the graph will approach negative infinity.

Question 5

Which table describes the behavior of the graph of f(x) = 2x3 – 26x – 24?

Revolt · Accepted Answer

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Unit Test — Unit test Answers

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