Math, asked by devil190102, 1 year ago

to prove...............................​

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Answered by Vasu0142
0

put value of A=π/4 , B=π/2 , C= π/4 .....

it will be zero...

Answered by sanjeevravish321
0

Answer:

Step-by-step explanation:

put value of A=π/4 , B=π/2 , C= π/4 .....

it will be zero...

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