Question

Factorize each of the following algebraic expressions:

a2 – 8ab + 16b2 – 25c2

Answer 1

As given,

a2 – 8ab + 16b2 – 25c2

= (a – 4b)2– (5c)2

= (a – 4b + 5c) (a – 4b – 5c)