Question

if x+y=3 x square +y square =5 then xy=?​

Answer 1

Answer:

2

Step-by-step explanation:

x+y=3

s. o. b. s

(x+y)²=9

x²+y²+2xy=9

5+2xy=9

2xy=9-5

2xy=4

xy=4/2

xy=2