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2 votes
Tan 5 pi / 9- tan 7 pi / 18 / 1+tan 5pi/ 9 tan 7pi/18

User Jovicbg
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1 Answer

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The Mathematical Final Answer:

0

Tan 5 pi / 9- tan 7 pi / 18 / 1+tan 5pi/ 9 tan 7pi/18-example-1
User Sunn
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