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Questions  >>  CBSE XII  >>  Math  >>  Integrals
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Q)

$\int\;\large\frac{1}{1+cos x} \;dx$

$(a)\;tan(\large\frac{x}{2})+c\qquad(b)\;sec^2(\large\frac{x}{2})+c\qquad(c)\;\large\frac{1}{2}tan(\large\frac{x}{2})+c\qquad(d)\;2tan(\large\frac{x}{2})+c$

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