Bengali] Simplify: (i) (cos theta)/(sin (90^@ + theta)) + (sin (-th

Simplify: (i) (cos theta)/(sin (90^@ + theta)) + (sin (-theta))/(sin(180^(@) + theta)) - (tan(90^(@)+theta))/(cot theta)

Prove that:sin(90+theta )=costheta

Sinx=0.7 then what is the value of cosx? (0

Question Video: Simplifying Trigonometric Expressions Using a

सिद्ध कीजिए कि (sin theta)/(sin(90^(@)-theta))+(cos

find x if :- sin 47 sec 43 +cos43 cosec 47- cos square 45 ° =0

Bengali] Simplify: (i) (cos theta)/(sin (90^@ + theta)) + (sin (-th

Prove the following: i sin θ sin90o θ cos θ cos 90o θ=0 ii cos90o

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