What is the value of (dy/dx)2 + 1 if x = a sin2 (1 + cos2 ) and y = a – McqOptions

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1.	What is the value of (dy/dx)2 + 1 if x = a sin2 (1 + cos2 ) and y = a cos2 (1 cos2 )?
A.	Tan<sup>2</sup>
B.	Cosec<sup>2</sup>
C.	Cot<sup>2</sup>
D.	Sec<sup>2</sup>
Answer» E.

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