Question

factor completely

49x^2-64

Answer 1

(7x-8)(7x+8)

Answer 2

diff of squares

Answer 3

this is simple a differece of two square, consider this: (A^2-b^2)=(a+b)(a-b)
Thus your comes out to be: (7x-8)(7x+8)

Answer 4

lame

Answer 5

very, come help out with some more :)

Answer 6

Where's my medal?

Answer 7

there it is