Examples 16 to 18 of T-Ratios & Identities

Parin Sir > Quantitative Aptitude (Maths) > T-Ratios & Identities > Examples 16 to 18 of T-Ratios & Identities
11
Aug
Examples 16 to 18 of T-Ratios & Identities

(16) If  sinθ  =  \frac{3}{5}, find the values of

         sin 2θ, cos 2θ, tan 2θ, sin 3θ  and  cos 3θ.

Soln. cosθ …

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