Question

Find the value of 15√6+√216​

Answer 1

Answer:

here you go my friend

21√6

Answer 2

$15 \sqrt{6} + \sqrt{216}$

$\sqrt{216} \: can \: be \: written \: as \: \sqrt{36} \times \sqrt{6} \\ \\ = 15 \sqrt{6} + \sqrt{36} \times \sqrt{6}$

$since \: \sqrt{36} = 6 \\ \\ = 15 \sqrt{6} + 6 \sqrt{6}$

$= 21 \sqrt{6}$