\[\int_{{}}^{{}}{\frac{1+{{\cos }^{2}}x}{{{\sin }^{2}}x}dx}=\] [MP PET 1993; BIT Ranchi 1982]

\[\int_{{}}^{{}}{\frac{1+{{\cos }^{2}}x}{{{\sin }^{2}}x}dx}=\] [MP P

1.	\[\int_{{}}^{{}}{\frac{1+{{\cos }^{2}}x}{{{\sin }^{2}}x}dx}=\] [MP PET 1993; BIT Ranchi 1982]
A.	\[-\cot x-2x+c\]
B.	\[-2\cot x-2x+c\]
C.	\[-2\cot x-x+c\]
D.	\[-2\cot x+x+c\]
Answer» D. \[-2\cot x+x+c\]

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\[\int_{{}}^{{}}{\frac{1+{{\cos }^{2}}x}{{{\sin }^{2}}x}dx}=\] [MP PET 1993; BIT Ranchi 1982]

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