Question

lf x+y=
3
x² + y²=5
then xy is​

Answer 1

Answer:

2

Step-by-step explanation:

x + y is equal to 3

x + y whole square is equal to 9

x square + y square + 2 x y is equal to 9

5 + 2 x y is equal to 9

2x y is equal to 4

x y is equal to 2

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Answer 2

Answer:

Step-by-step explanation: