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Evaluate (i) tan{2 tan^-1 (1/5) - (π/4)} (ii) tan{(1/2) cos^-1 (√5/3)

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in Inverse Trigonometric Functions by (48.8k points)

Evaluate

(i) tan{2 tan-1 (1/5) - (π/4)}

(ii) tan{(1/2) cos-1 (√5/3)

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1 Answer

+1 vote
by (49.5k points)

(i) -7/17

(ii) (3 - √5)/2

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