Given : cos A =5/13
Evaluate (i) sinA -cosA/2tanA
(ii) cotA+1/cosA
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seannaaguiar003:
I guess u made a mistake..
As cot A =base/perpendicular and the perpendicular is 12
But u have written 13 instead of 12
Can recheck the sum
Please
I have written cot a=5/12
U check it
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