Symmetry — Unit test

Question 1

If r(x) = 2 – x2 and w(x) = x – 2, what is the range of ?

Revolt · Accepted Answer

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Question 2

If and , what is the degree of ?

Revolt · Accepted Answer

6

Question 3

For which pair of functions is ?

Revolt · Accepted Answer

f(x) = 4x and g(x) = 3x

Question 4

Which graph represents an even function?

Revolt · Accepted Answer

A coordinate plane has 7 points. The points are (negative 4, negative 3), (negative 3, negative 5), (negative 2, 1), (0, 0), (2, 1), (3, negative 5), (4, negative 3).

Question 5

Which statement best describes how to determine whether f(x) = x2 – x + 8 is an even function?

Revolt · Accepted Answer

Determine whether (–x)2 – (–x) + 8 is equivalent to x2 – x + 8.

Question 6

The domain of u(x) is the set of all real values except 0 and the domain of v(x) is the set of all real values except 2. What are the restrictions on the domain of ?

Revolt · Accepted Answer

x 2 and x cannot be any value for which v(x) 0

Question 7

If g(x) is an odd function, which function must be an even function?

Revolt · Accepted Answer

f(x) = g(x)2

Question 8

Which of the following is an odd function?

Revolt · Accepted Answer

g(x) = 4x

Symmetry — Unit test Answers

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