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Example 14 - Show tan 3x tan 2x tan x = tan 3x - tan 2x - tan x - Examples

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Example 14 Show that tan 3 tan 2 tan = tan 3 tan 2 tan We know that 3 = 2 + Therefe, tan 3 = tan (2 + ) tan 3 = tan 2 + tan 1 tan 2 tan tan 3 tan 3 tan 2 tan = tan 2 + tan tan 3 tan 2 tan = tan 3 tan 2 tan tan 3 tan 2 tan = tan 3 tan 2 tan

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Davneet Singh

Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths and Science at Teachoo.