Math, asked by bv001243945, 3 months ago

sin 2A
cos A
6.
Prove that
A
tan
2
1+cos 2 A
1+cos A

Answers

Answered by asingh20607

1

GIVE PROPER QUESTIONS

Answered by kesavakavuru555

0

Answer:

2Sina cos a +2cos a sin a.........

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