Factor completely: 2x^3 – 32x
a. 2(x + 4)(x – 4)
b. 2x(x + 4)(x – 4)
c. x(x – 4)(x – 4)
d. 2x(x – 16)
my progress so far:
2x^3 – 32x
x^3 - 16

We just started the introduction into circles and i have no idea how to do this.

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