Question

$5 \sqrt{3} ( \sqrt{3 } + 2 \sqrt{5} )$
please answer this question ​

Answer 1

$\sqrt{3} ( \sqrt{3 } + 2 \sqrt{5} ) \\ \sqrt{9} + 2 \sqrt{15} \\ = 3 + 2 \sqrt{15}$

Hope this will be helpful.

Answer 2

Step-by-step explanation:

5√3*√3+5√3*2√5

=5*3+10√15

15+10√15