Simplify – square root of 49

Simplify – square root of 49

Answer

-7

Solution

Negative square root of 49 = -√49

Rewrite 49 as 7²

= – √7²

Pull terms out from the radical, assuming positive real numbers.

= -1 x 7

Multiply -1 by 7

= -7

Therefore, – square root of 49 is -7.