Question

If tan x+tan(x+pi/3)+tan(x+2pi/3)=3 then show that tan 3x=1

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Answer 1

Answer:

Step-by-step explanation:

                this is a formula tan x+tan(x+pi/3)+tan(x+2pi/3)= 3 tan3x

                       hence comparing u get tan3x =1

         hope u get this