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Algebra problem(31) |  |
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Problem
Prove that-
tan(10) + tan(20) + tan(50) = tan(60)
Lemma
Solution
tan(10) + tan(20) = tan(60) - tan(50)apply lemma:
Because sin(30) = cos(60) = 0.5:
OK !
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Problem Prove that
Lemma Solution tan(10) + tan(20) = tan(60) - tan(50)apply lemma: Because sin(30) = cos(60) = 0.5: OK !
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