Question

What is the product $2l^{2}m\times 3l{m}^2$?

Answer 1

We have, $2l^{2}m\times 3l{m}^2=(2\times 3)\times (l^2\times l)\times (m\times m^2)$

$=6l^{(2+1)}{m}^{(1+2)}$ $\dots$ [ Using the law of indices: $a^k\times a^l=a^{k+l}$.]

$=6l^3{m}^3$