Question

5√243
$simplify$

Answer 1

243 = 9 x 9 x 3 = 9² x 3

√243 = 9 x √3

5√243 = 5 x 9 x √3 = 45 √3 = √(3 x 45 x 45) = √ 6075

Answer 2

Hey friend,
Here is the answer you were looking for:
$5 \sqrt{243} \\ \\ = 5 \sqrt{3 \times 3 \times 3 \times 3 \times 3} \\ \\ = 5 \times 3 \times 3\sqrt{ 3} \\ \\ = 45 \sqrt{3}$

Hope this helps!!!

@Mahak24

Thanks...
☺☺