CBSE Class 11 commerce: Advanced Trigonometric Formulae Videos | Advanced Trigonometric Formulae
Advanced Trigonometric Formulae
This video covers the derivation of expressions for trigonometric functions of tan(x+y) , cot(x+y) ,sin 2x, cos2x and tan2x and expresses sin2x cos2x and tan 2x in terms of tan x.
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