Question

The square root of
$(272 {} ^{2} - 128 {}^{2} ) =$
​

Answer 1

Correct Question:

Find the square root of

$272 {}^{2} - 128 {}^{2}$

Answer :

$272 {}^{2} - 128 {}^{2} \\ = \sqrt{(272 + 128) \: (272 - 128)} \\ = \sqrt{400 \times 144 } \\ = > \sqrt{57600} = 240. {}^{2}$

So 240 will be the square root.

☆Additional Information ☆

Square root - a number which produces a specified quantity when multiplied by itself.