Unit Test — Unit test Answers
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Which statement describes the behavior of the graph of the function shown at the vertical asymptotes?
A
As x approaches -7 from the left, y approaches ∞.B
As x approaches -7 from the right, y approaches -∞.C
As x approaches 7 from the left, y approaches –∞.D
As x approaches 7 from the right, y approaches –∞.22
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Which table describes the behavior of the graph of f(x) = 2x3 – 26x – 24?
A
mc012-1.jpg
B
mc012-2.jpg
C
mc012-3.jpg
D
mc012-4.jpg
23
The equation of the piecewise defined function f(x) is below. What is the value of f(1)?
A
f(1) = –2B
f(1) = –1C
f(1) = 2D
f(1) = 324
What are the possible degrees for the polynomial function?
A
degrees of 6 or greaterB
even degrees of 6 or greaterC
degrees of 5 or greaterD
odd degrees of 5 or greater25
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?
A
The graph of the function is positive on (–6, –2).B
The graph of the function is negative on (, 0).
C
The graph of the function is positive on (–2, 4).D
The graph of the function is negative on (4, ).
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