Asked by singh

prove that 2 cosec 4 theta sec 2 theta=(1-tantheta/1+tantheta)cosec2theta

Answers

Answered by oobleck
Plug in theta = pi/8 and see that this is not true.

Also, your formatting is ambiguous (meaning wrong). How about some parentheses to make it clear just how the right side is to be parsed?
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