show that
tan 3x tan 2x tan x = tan 3x- tan 2x- tan x
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Step-by-step explanation:
we know that, 3x=2x+x
tan 3x=tan (2x+x)
therfore, tan 3x= tan 2x + tan x/ 1- tan 2x tanx
tan 3x - tan 2x - tan x=tan3x tan2x tanx
hope it helps you.
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this will help full
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