Q. 205.0( 1 Vote )

Mark the correct A. 53/10

B. 23/10

C. 37/10

D. 7/10

Answer :

Given:


3tanA +4 =0



tan2x + 1 = sec2x







Because in second quadrant cos is negative.



sin2x+cos2x= 1






The value of 2 cot A 5 cos A + sin A =






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