Math, asked by mahakbbhandarkar, 5 months ago

(sec A + cos A) (sec A - cos A) =tan2A+ sin2 A

Answers

Answered by hackerforawhile

1

Answer:

f 3 cot A = 4, check whether (1 – tan2A)/(1 + tan2A) = cos2 A – sin2 A or not.

Step-by-step explanation:

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