Question

value of 4√81+5√32is

Answer 1

4*9+5*4*sqrt
36+20sqrt2

Answer 2

Hey friend,
Here is the answer you were looking for:
$4 \sqrt{81} + 5 \sqrt{32} \\ \\ 4 \sqrt{9 \times 9} + 5 \sqrt{2 \times 2 \times 2 \times 2 \times 2} \\ \\ = 4 \times 9 + 5 \times 2 \times 2 \sqrt{2} \\ \\ = 36 + 20 \sqrt{2}$

Hope this helps!!!!

@Mahak24

Thanks....
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