Question

Factor the polynomial expression 16y4 − 256x12.

Answer 1

Explanation:

16y4-256×12=16.(y4-16×12)

Answer 2

Explanation:

Using Difference of Squares,

16y⁴ - 256x¹²

= 16(y⁴ - 16x¹²)

= 16(y² + 4x⁶)(y² - 4x⁶)

= 16(y² + 4x⁶)(y + 2x³)(y - 2x³).