SAT Math Multiple Choice Practice Question 295: Answer and Explanation

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Question: 295

9. If r is a positive number and s is a negative number, all of the following must represent positive numbers EXCEPT.

A.
B.
C.
D. r s2
E. (rs)2

Correct Answer: A

Explanation:

A If r is positive, then –r is negative. If you add another negative, then the result will be even more negative.

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