Question

125x^3+ 1/8 factorise it​

Answer 1

125x³+1/8³

(5x)³+(1/2)³

We know that formula

a³+b³

(a+b)(a²-ab+b²)

(5x+1/2){(5x)²-5x.1/2+(1/2)²

(5x+1/2)(25x²-5x/2+1/4) .