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tan A + 2 tan 2A + 4 tan 4A + 8 cot 8A =

tan A + 2 tan 2A + 4 tan 4A + 8 cot 8A =

Grade:12

1 Answers

Sudheesh Singanamalla
114 Points
10 years ago

Dear Abhay ,

check the picture for the solution

1324_16302_trigonometry.jpg

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