Factor completely: 30a^3–18a^2b–72b+120a Question Factor completely: 30a^3–18a^2b–72b+120a in progress 0 Math Sarah 2 weeks 2021-10-03T19:30:01+00:00 2021-10-03T19:30:01+00:00 2 Answers 0

## Answers ( )

30a³ – 18a²b – 72b + 120a

5 · 6a³ + 3 · 6a²b + 12 · 6b + 20 · 6a

6(5a² – 3a²b – 12b + 20a)

5a² – 3a²b + 20a – 12b

(5a² – 3a²b) + (20a – 12b)

a²(5a – 3b) + 4(5a – 3b)

(5a – 3b) (a² + 4)

6(5a – 3b)(a² + 4)Step-by-step explanation: