What least number must be subtracted from 178 to make it a perfect squ – InterviewSolution

InterviewSolution

1.

What least number must be subtracted from 178 to make it a perfect square? A. 6 B. 8 C. 9 D. 7

Answer»

For making 178 a perfect square we have to subtract 9 from it as:

178 – 9 = 169

And we know that,

\(\sqrt{169}=13\)

Therefore, option (C) is correct

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