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12.Practice.Tests.for.the.SAT_2015-2016_1128p

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326<br />

Section 2<br />

Practice Test Four<br />

4, -4, -1, ...<br />

13. The first term in <strong>the</strong> sequence above is 4. Each evennumbered<br />

term is found by multiplying <strong>the</strong> previous<br />

term by -1; each odd-numbered term is found by<br />

adding 3 to <strong>the</strong> previous term. For example, <strong>the</strong><br />

second term is 4 x -1 = -4, and <strong>the</strong> third term is -4 +<br />

3 = -1. What is <strong>the</strong> 3 7th term of <strong>the</strong> sequence?<br />

(A) -4<br />

(B) -1<br />

(C) 0<br />

(D)<br />

(E) 4<br />

14. In <strong>the</strong> xy-plane, <strong>the</strong> equation ofline l is y = 3x + 2.<br />

Ifline m is <strong>the</strong> reflection ofline l in <strong>the</strong> y-axis, what<br />

is <strong>the</strong> equation ofline m ?<br />

(A) y = -3x + 2<br />

(B) y=-3x -2<br />

(C) y = 3x - 2<br />

(D) y = .l x + 2<br />

3<br />

(E) y=- .l x+ 2<br />

3<br />

..<br />

..c::<br />

Oil<br />

·<br />

..c::<br />

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