Math, asked by debarghapoddar7, 6 months ago

1 + tan2a 1 - sina 1+ sina = 1 proof

Answers

Answered by akshrajain30aug2007

1

Step-by-step explanation:

(1+tan2A)(1−sinA)(1+sinA) = sec2A(1−sin2A) = 1cos2A×cos2A = 1

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