Grade 12th passAlgebra
the expresssion sin(x/2)+cos(x/2)+itanx divided by 1+2sin(x/2) is real find all possible values of x?
the expresssion sin(x/2)+cos(x/2)+itanx divided by 1+2sin(x/2) is real find all possible values of x?
1 Answer
noogler
x=npi
given exp will be real if tanx/1+2sin(x/2)=0...............tanx=0
x=npi
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