Question

25
= 2-1 , find the value of
If x
x = √2+1 and y
√2-1
x² + y² + xy
?
√2+1​

Answer 1

Answer:

If x=√2-1/√2+1 and y=√2+1/√2-1, then find the value of x²+5xy + y² hint :x²+5xy+y²=(x+y²) +3xy