Tan 8theta - tan 6theta - tan 2theta =tan 8theta. Tan 6theta. Tan 2theta
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LHS.=tan8x-tan6x-tan2x
=tan6x-tan2x=-tan8x
tan(6x-2x)=tan8x
tan6x+tan2x/1-tan6xtan2x=tan8x
tan6x+tan2x=tan8x-tan8xtan6xtan2x
tan8x+tan6x+tan2x=tan8xtan6xtan2x
hence it proved
I hope it help u
=tan6x-tan2x=-tan8x
tan(6x-2x)=tan8x
tan6x+tan2x/1-tan6xtan2x=tan8x
tan6x+tan2x=tan8x-tan8xtan6xtan2x
tan8x+tan6x+tan2x=tan8xtan6xtan2x
hence it proved
I hope it help u
Anonymous:
Thanks arshbigal for ur help
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Answered by
4
Heya.....✋
Answer is in attachment
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Answer is in attachment
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