If x = a (sin Θ + cos Θ), y = b (sin Θ – cos Θ) then the value of (x2/ a2) + (y2/ b2) is

If x = a (sin Θ + cos Θ), y = b (sin Θ – cos Θ) then the value

1.	If x = a (sin Θ + cos Θ), y = b (sin Θ – cos Θ) then the value of (x2/ a2) + (y2/ b2) is
A.	0
B.	1
C.	2
D.	– 2
Answer» D. – 2