Maths

If sinA = 3/5 and angle A is in second quadrant,then cosA=

Rathi Meena ramesh's image
Rathi Meena ramesh
Oct. 22, 2020, 7:07 a.m.

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Neeraj Gupta's image
Neeraj Gupta
Oct. 22, 2020, 8:29 a.m.
Ans-Cos A = -4/5
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