Question

Factor completely. 48-27v^2

Answer 1

3(4 + 3v)(4 - 3v)

Explanation:

Everything is divisible by 3, so factor by 3. After that, with 16 - 9v^2, use difference of squares (x^2-y^2 = (x+y)(x-y)) to get 3(4+3v)(4-3v).