Mark ( ) against the correct answerWhat least number must be subt… - Vidyadip

MCQ

Mark $(\checkmark)$ against the correct answerWhat least number must be subtracted from $178$ to make it a perfect square?

A
$6$
B
$8$
✓
$9$
D
$7$

✓

Answer

Correct option: C.

$9$

$178-9=169$
$\sqrt{169}=13$

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