`int(x+sinx)/(1+cosx)dx=` (A) `xtan(x/2)+c` (B) `log(1-cosx)+c` (C) `(tan(x/2))/2+c` (D) none of these

int e^x ((1-sinx)/(1-cosx)) dx= (A) e^xtan(x/2)+C (B) e^xcot(x/2)+C (C) -1/2 e^xtan(x/2)+C (D) -1/2 e^xcot(x/2)+C

int(x-sinx)/(1+cosx)dx= tan((x)/(2))+plog|sec((x)/(2))|+c rArr p=

int(ln(tanx)/(sinxcosx)dx is equal to (a) 1/2ln(tanx)+c (b) 1/2ln(tan^2x)+c (c) 1/2(ln(tanx))^2+c (d) none of these

int(cosx+sinx)/sqrt(sin2x)dx= (A) sin^-1(cosx+sinx) (B) sin^-1(sinx-cosx) (C) cos^-1(cosx+sinx) (D) none of these

The value of int((1+logx))/sqrt((x^x)^2-1)dx is (A) sec^-1(x^x)+c (B) tan^-1(x^x)+c (C) log(x+sqrt((x^x)^2-1))+c (D) none of these

int(cos e c^2x-2005)/(cos^(2005)x)dx is equal to (a) -(cotx)/((cosx)^(2005))+c (b) (tanx)/((cosx)^(2005))+c (c) -(tanx)/((cosx)^(2005)+c (d) none of these

int(cos e c^2x-2005)/(cos^(2005)x)dx is equal to (a) -(cotx)/((cosx)^(2005))+c (b) (tanx)/((cosx)^(2005))+c (c) -(tanx)/((cosx)^(2005)+c (d) none of these

intx^(sinx) ((sinx)/x+cosxdotlogx) dx is equal to (A) x^(sinx)+C (B) x^(sinx)cosx+C (C) ((x^(sinx))^2)/2+C (D) none of these

intx^(sinx) ((sinx)/x+cosxdotlogx) dx is equal to (A) x^(sinx)+C (B) x^(sinx)cosx+C (C) ((x^(sinx))^2)/2+C (D) none of these

int(log(1+cosx)-xtan((x)/(2)))dx=