Question

Factor. 64x^9−125y^6

I need help !

Answer 1

(4x^3 -5y^2) (16x^6 + 20x^3y^2 + 25y^4)

Explanation:

Use a^3 - b^3 formula which is (a-b) (a^2 + ab + b^2)

Here a is 4x^3 and b is 5y^2.

You get (4x^3 -5y^2) (16x^6 + 20x^3y^2 + 25y^4)

Let me know if this helps!