Factorize:
32x4 – 500x
We know that,
a3 - b3 = (a - b) (a2 + a × b + b2)
Using this formula, we get
= 4x (8x3 – 125)
= 4x [(2x)3 – (5)3]
= 4x [(2x – 5) [(2x)2 + 2x (5) + (5)2]
= 4x (2x – 5) (4x2 + 10x + 25)