Question

Factorise: (125 x^4 - 64y^3x)​

Answer 1

Answer:

This is the difference of two cubes,

ie X3−Y3=(X−Y)(X2+XY+Y2)(Learn This)

Explanation:

125x3−64y3=(5x)3−(4y)3

=(5x−4y)((5x)2+(5x)(4y)+(4y)2)

=(5x−4y)(25x2+20xy+16y2)