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anonymous
 5 years ago
If \[\tan(\frac \pi 2 \sin a)=\cot(\frac \pi 2 \cos a)\] then cos a +sin a =
anonymous
 5 years ago
If \[\tan(\frac \pi 2 \sin a)=\cot(\frac \pi 2 \cos a)\] then cos a +sin a =

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0i got that too. but the answer is 1

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0no wait it says.. it could be 1 or 1

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0do you know how to get 1?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0use tanx=tany implies x=n(pi)+y where n is integer.

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0u get cosa+sina=2n+1. when n=0 u get 1 and when n=1 u get 1

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0which means we can get any no. upto both ways of infinity??

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0also use the fact that rt(2)=<cosa+sina<=rt(2) which narrows down n to ONLY 0 and 1
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