the smallest number that must be subtracted from 176 to get it a perfect square is
a 16
b 7
c 10
d 4
please tell me the answer with steps
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Subtract each of them and check.
176-16=160....not a square
Now, 176-7=169... A square of 13. So, u don't need to check other numbers. As the answer is 7.
176-16=160....not a square
Now, 176-7=169... A square of 13. So, u don't need to check other numbers. As the answer is 7.
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