Hey can any1 tell me some imortant questions for maths sa1... tommorow is my test....
hennry:
which class?
I am 10th
answer is very long sorry I can't write it by typing
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tan A/1-cot A + cot A/1-tanA = 1+sec A cosec A
prove it
(hint:- write in the form of sin A and cos A)
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