English, asked by skshukla527, 11 months ago

please let me know fast it's urgent​

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Answers

Answered by faizeram632
0

Answer:

2

Explanation:

(x+y)²=9

x²+2xy+y²=9

5+2xy=9

2xy=4

xy=2

Answered by prithakundu
1

Explanation:

Given

x+y=3 , x^2 +y^2=5

We know that (x+y)^2= x^2 + y^2 +2xy

(3)^2 = 5+2xy

9= 5+2xy

9-5= 2xy

4=2xy

4/2 = xy

So xy = 2

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