Q9 of 48 Page 84

Prove the following with the help of identities:

L.H.S =


⇒


(Taking L.C.M and common denominator)


⇒


⇒


(Using the identity sin2 θ + cos2 θ = 1)


⇒


(Taking 2 common from numerator)


⇒ = 2 sec θ


= R.H.S


Hence, proved.


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