SAT Subject Test Math Level 2 Practice Test: Parametric Equations

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Question 3 questions

Time 4 minutes

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1. In the graph of the parametric equations

A. x 0
B.
C. x is any real number
D. x -1
E. x 1

2. The graph of is a

A. straight line
B. line segment
C. parabola
D. portion of a parabola
E. semicircle

3. Which of the following is (are) a pair of parametric equations that represent a circle?

I.

II.

III.

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