if x-y=4 and xy=3 then x²+y² is
Answers
Answered by
3
Answer:
x²+y² = 22
Step-by-step explanation:
Please refer to the enclosure!
Attachments:
Answered by
2
Step-by-step explanation:
Given,
(x-y=4) and(xy=3)
By using (a-b)² formula
Now,
⇒(x-y)²=x²+y²-2xy
Substituting the values
4²=x²+y²-2*3
⇒16=x²+y²-6
∴ x²+y²=16+6=22
By:
D.Kamal(hitmanbeastman50)
Similar questions