The expression x^3-64 can be written as (x) ^3 - (4) ^3. what is the factorization of x^3-64?

a^3-b^3 = (a-b) (a^2-ab+b^2)

A) (x-4) (x^2+4x+8)

B) (x-4) (x^2+4x+16)

C) (x-4) (x^2+64x+16)

D) (x-4) (x^2+64x+4096)

Im taking a math test at 30 mins and Ima fail psh. i dont understand any of it.

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