Math, asked by sndya1804, 5 months ago

show that sin 2A by 1+cos 2A=tanA

please ans my question

Answers

Answered by danishjibran

0

Answer:

Step-by-step explanation:

1+cos2A = 2cos^2A

Sin2A = 2SinAcosA

Therefore

LHS

2sinAcosA / 2cos^2A

2 and Cos cancel one times

Answer sinA/cosA = tanA

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