Question

simplify-
$\sqrt{(5 {}^{2} - 4 {}^{2}) }$
​

Answer 1

$\sqrt{( {5}^{2} - {4}^{2} )}$

$\sqrt{25 - 16}$

$\sqrt{9}$

$= 3$

Answer 2

Step-by-step explanation:

(5

2

−4

2

)

\sqrt{25 - 16}

25−16

\sqrt{9}

9

= 3