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Find the value of (3x + 3y)^2 If xy = =-2 and x^2+y^2=5​
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3 votes
Find the value
of
(3x + 3y)^2
If xy = =-2 and x^2+y^2=5​

User Bdiamante
by
8.3k points

1 Answer

4 votes

Explanation:

9x^2 + 9y^2 + 18xy

9(5)+18(-2)

45-36

9

User Nswamy
by
7.6k points
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