Factor this polynomial completely. x²- 64

A. (x+8)(x-8)
B. (x+64)(x-64)
C. (x-8)(x-8)
D. (x-64)(x-64)​

B. (x+64)(x-64)

Step-by-step explanation:

x²- 64 = (x) ² - (8) ² =

(x+64)(x-64)

23

step-by-step explanation:

168

step-by-step explanation:

first off, we know that he drove 3.5 hours at a rate of 48 mph.

knowing that, we want to see how many miles he drove all-together.

in this case, we can just multiply 48 by 3.5.

48 * 3.5 = 168