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Mathematics>Standard Multiple Choice

Read the following SAT test question and then click on a button to select your answer.

k(k-1/2)=-1/16
The equation above is satisfied by what value(s) of k?

A.k=1/8
B.k=1/4
C.k=-1/8 and k=1/8
D.k=-1/4 and k=1/4

答案和解析

答案：B

解析：

Choice B is correct.