Question

$6\sqrt 15* 4\sqrt{3$

Answer 1

Write in multiplication form,

$6\sqrt{15}\times 4\sqrt{3}$

$=6\times 4\times\sqrt{15}\times\sqrt{3}$

$=24\sqrt{45}$

$=24\sqrt{9\times5}$

$=24\times3\sqrt{5}$

$=72\sqrt{5}$

$\small \bold{\therefore The \: multiplication \: is }$

$6\sqrt{15}\times 4\sqrt{3}=72\sqrt{5}$