Question

What are the factors of x^2 − 64?

Answer 1

x^2 − 64
Simplifying
x2 + -64
Reorder the terms:
-64 + x2
Factor a difference between two squares.
(8 + x)(-8 + x)
Final result:
(8 + x)(-8 + x)

Answer 2

Similar Example


x^2 - 25


x^2 - 5^2


(x - 5)(x + 5) ... using the difference of squares rule


So x^2 - 25 factors to (x - 5)(x + 5)

Answer 3

thank you >.<