Question 69869
Multiply. 7w(2w - 3)(2w + 3)
:
First FOIL (2w - 3)*(2W + 3) = 4w^2 + 6w - 6w - 9 = 4w^2 - 9
:
Multiply (4w^2 - 9) * 7w = 28w^3 - 63w