Question

How do you factor 64-x^2 completely?

Answer 1

`64-x^2`


`This \ fits \ the \ form \ a^2-b^2`


`Rewrite \ it \ where \ a=8 \ and \ b=x`


`Use \ Difference \ of \ Squares`
`a^2-b^2=(a+b)(a-b)`


`(8+x)(8-x)`