Question

if X square + y square = 9 and xy = 8, then X + y is equal to

Answer 1

Answer:I don't know if it's the exact answer but check it out.

Step-by-step explanation: x2+y2=9.......(i)

Taking square roots on both sides

(x+y)=3....(ii)

Therefore x+y=3.

Thanks. Please rate me well...

Answer 2

Please mark it as brainliest.