Q23 of 48 Page 84

Prove the following with the help of identities:

Taking the L.H.S we get,



Using: sec θ = and taking L.C.M


⇒


To rationalize the denominator multiply by (1 + cos θ) to both numerator and denominator.


⇒


⇒


⇒


⇒ cosec θ + cot θ


= R.H.S


Hence, proved.


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