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प्रश्न
Integrate the following with respect to the respective variable : `(3 - 2sinx)/(cos^2x)`
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उत्तर
Let I = `int (3- 2sinx)/(cos^2x)*dx`
= `int(3/(cos^2x) - (2sinx)/(cos^2x))*dx`
= `3 int sec^2x*dx - 2int sec x tanx*dx`
= 3 tan x – 2 sec x + c.
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