multiply
(4x + 3)(4x - 3)
Using the FOIL (First, Outer, Inner, Last) method:
(4x + 3)(4x - 3) = (4x)*(4x) + (4x)*(-3) + (3)*(4x) + (3)*(-3)
= 16x^2 - 12x + 12x - 9
= 16x^2 - 9
Therefore, (4x + 3)(4x - 3) = 16x^2 - 9.
(4x + 3)(4x - 3)
(4x + 3)(4x - 3) = (4x)*(4x) + (4x)*(-3) + (3)*(4x) + (3)*(-3)
= 16x^2 - 12x + 12x - 9
= 16x^2 - 9
Therefore, (4x + 3)(4x - 3) = 16x^2 - 9.