Use the Binomial Theorem to expand the binomial. (3v + s)^5

A. s^5 – 5s^4v + 10s^3v^2 – 10s^2v^3 + 5sv^4 – v^5
B. s^5 + 15s^4v + 90s3v2 + 270s^2v^3 + 405sv^4 + 243v^5
C. s^5 + 45s^4v + 270s^3v^2 + 810s^2v^3 + 1,215sv^4 + 729v^5
D. s^5 + 15s^4 + 90s^3 + 270s^2 + 405s + 243**

Can someone help me out?

It was B.

U6 L8 The Binomial Theorem Quick Check answers:
A
B
D
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