Prove:-Sec sq.+ cosec sq.=sec sq.-cosec sq.

1.	Prove:-Sec sq.+ cosec sq.=sec sq.-cosec sq.
Answer» L.H.S= 1/cos sq. + 1/sin sq.= (Sin sq. + Cos sq.)/(cos sq. × sin sq.)=1/(cos sq. × sin sq.)= Sec sq. Cosec sq = R.H.S

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