Find the value of using the short-cut method:
Question:

Find the value of using the short-cut method:
(68)3

Solution:

$(68)^{3}$

Here, $a=6$ and $b=8$

Using the formula $a^{3}+3 a^{2} b+3 a b^{2}+b^{3}$ :

$\therefore(68)^{3}=314432$