If x=a secθ, y=b tanθ, then (x²/a²)-(y²/b²) is: – McqOptions

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1.	If x=a secθ, y=b tanθ, then (x²/a²)-(y²/b²) is:
A.	-1
B.	0
C.	1
D.	2
Answer» D. 2

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