Question

what is the expression equivalent to 64 - x^2

Answer 1

Answer: -(x+8)(x-8)

Step-by-step explanation:

-(x^2-64)

x^2-8^2x^2

x^2-8^2=(x+8)(x-8)

-(x+8)(x-8)

Answer 2

This is asking what can be multiplied twice in order to get 64 as an answer. The answer to this is 8. 8•8=64