Question

This is the only one i dont get?
Simplify x^2-16+64\ x^2-64

Answer 1

the top is a perfect square
the bottom is a difference of squares

does that help?

Answer 2

No sorry i just want to know have to simplify i had 99 other questions like this and this is my last one

Answer 3

I know you want it simplified

the formula for factoring a difference of squares is\[a^2-b^2=(a-b)(a+b)\]and like I said, the top is a perfect square
write the numerator and denominator in that way and things will cancel

Answer 4

x-8\x+8 i got this

Answer 5

that looks good :)

Answer 6

thank you!

Answer 7

welcome!