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[" If "tan theta=(1)/(sqrt(5))],[" i.Eva...

[" If "tan theta=(1)/(sqrt(5))],[" i.Evaluate ":(cosec^(2)theta-sec^(2)theta)/(cosec^(2)theta+sec^(2)theta)],[" ii.Verify the identity ":sin^(2)theta+cos^(2)theta=1" ."(4)]

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