factor 64x^2-9
This is a difference of squares, so we can factor it using the formula:
(a^2 - b^2) = (a + b)(a - b)
In this case, a = 8x and b = 3:
64x^2 - 9 = (8x + 3)(8x - 3)
(a^2 - b^2) = (a + b)(a - b)
In this case, a = 8x and b = 3:
64x^2 - 9 = (8x + 3)(8x - 3)