Mathematics, 16.12.2020 16:20 Itssata

Prove that:
tan80°=2tan 70°+ tan10°

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Prove that:
tan80°=2tan 70°+ tan10°...

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Prove that:tan80°=2tan 70°+ tan10°

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Another question on Mathematics

Prove that:
tan80°=2tan 70°+ tan10°