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In a right angle traingle right angled at A if tanC= then find sinBcosC+cosBsinC
If tan x=k , then find the value of
Evaluate the term cosec .
If sin A-cosA= then find the value of the following.
a) sinA.cosA b) sinA + cosA
If 2sin (A+B)-1=0 and 2sin (A-B)-3=0
Find A and B
Sec 41 Sin 49 Cosec 41-Tan 20 Tan 60 Tan 70-