Question

Rewrite 20 − 4x3 using a common factor.

NOT a 4x(5 − x2)

b. 2x(10 − 2x2)

c 2(10 − 2x3)

Answer 1

Explanation:

20 - 4x^3 factor out 2 ( you COULD factor out '4' instead)

2 ( 10 - 2x^3)