Question

prove that tanA/1-cotA + cotA/1-tanA = 1+tanA+cotA​

Answer 1

Step-by-step explanation:

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firstly change cotA into tanA.

in the 5th step we have to change the (+) into (-) . after that take LCM .as we know that....

(a^3 - b^3) = (a-b)(a^2 +ab+ b^2).

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Answer 2

Answer:

I hope is a right answer....