Question

Factor the expression:   

$$144x^4y^2 - 81z^6w^8$$

Accepted Answer

$$9(4x^2y + 3z^3w^4)(4x^2y - 3z^3w^4)$$

Answer

$$(144x^2y-81z^3w^4)(x^2y+z^3w^4)$$

Answer

$$3[(12x^4y-9z^3w^4)(12x^4y-9z^3w^4)]$$

Answer

$$(12x^4y^2+9z^6w^8)(12x^4y^2-9z^6w^8)$$

Question 24 - Mathematics Practice Test for the ACT