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Help! I dont know how to answer this problem! (2+v)^2
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4 votes
Help! I dont know how to answer this problem!

(2+v)^2

User Khemedi
by
8.7k points

2 Answers

1 vote
Use:
(a+b)^2=a^2+2ab+b^2


(2+v)^2=2^2+2\cdot2\cdot v+v^2=4+4v+v^2
User Rafer
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7.5k points
2 votes
(2+v)^2
(2+v) (2+v)
4 + 2v +2v + v^2

v^(2) +4v +4
User Pileup
by
8.6k points
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