√sec^2 a + cosec^2a = tan a +cot a
proved this
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Answer:
LHS
=√1/cos^2A+1/sin^2A
=√sin^2A+cos^2A/sin^2Acos^2A
=√1/sin^2Acos^2A
=√cosec^2AsecA
=cosecAsecA
RHS
tanA+cotA
=SinA/cosA+cosA/SinA
=sin^2A+cos^2A/sinAcosA
=1/sinAcosA
=cosecAsecA
LHS=RHS proved
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