Factorize each of the following algebraic expression:
Question:
Factorize each of the following algebraic expression:
9a2 − 24ab + 16b2
Solution:
$9 a^{2}-24 a b+16 b^{2}$
$=(3 a)^{2}-2 \times 3 a \times 4 b+(4 b)^{2}$
$=(3 a-4 b)^{2}$
$=(3 a-4 b)(3 a-4 b)$