A.  x2/a2+y2/b2=a

B.  x2/a2+y2/b2=b

C.  x2/a2+y2/b2=2

D.  x2/a2+y2/b2=ab

Correct Answer :
x2/a2+y2/b2=2
Explanation :
No Explanation available for this question
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