SAT Subject Test Math Level 2 Practice Test: Odd and Even Functions

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Question 4 questions

Time 5 minutes

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1. Which of the following relations are even?

I. y = 2

II. f(x) = x

III. x2 + y2 = 1

A. only I
B. only I and II
C. only II and III
D. only I and III
E. I, II, and III

2. Which of the following relations are odd?

I. y = 2

II. y = x

III. x2 + y2 = 1

A. only II
B. only I and II
C. only I and III
D. only II and III
E. I, II, and III

3. Which of the following relations are both odd and even?

I. x2 + y2 = 1

II. x2 - y2 = 0

III. x + y = 0

A. only III
B. only I and II
C. only I and III
D. only II and III
E. I, II, and III

4. Which of the following functions is neither odd nor even?

A. {(1,2),(4,7),(-1,2),(0,4),(-4,7)}
B. {(1,2),(4,7),(-1,-2),(0,0),(-4,-7)}
C. y = x3 - 1
D. y = x2 - 1
E. f(x) = -x