Mark (✓) against the correct answer

Question:

Mark (✓) against the correct answer

What least number must be subtracted from 178 to make it a perfect square?

(a) 6

(b) 8

(c) 9

(d) 7

Solution:

(c) 9

$178-9=169$

$\sqrt{169}=13$

 

Leave a comment

Close

Click here to get exam-ready with eSaral

For making your preparation journey smoother of JEE, NEET and Class 8 to 10, grab our app now.

Download Now