Math, asked by sodhipreeti, 6 months ago

Which of the trigonometric ratios are positive for

(I) 80°
(ii) -150°
(iii) (3π/4)°

Answers

Answered by gakhiladevi
5

(I) 80° is positive for sin, cos, tan, cot, cosec,sec.

(II) -150° is positive for sin and cosec.

(III) (3π/4)° is positive for sin and cosec.

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