`int(sin5x)/(cos7xcos2x)dx` is equal to (A) `log|sec7x|+c` (B) `log|sec7xsec2x|+c` (C) `log|sec7x+sec2x|+c` (D) none of these

inttanx*tan2x*tan3xdx is equal to (A) logsin3x+logsin2x+logsinx+c (B) log(sec3xsec2xsecx)+c (C) 1/3log|sec3x|-1/2log|sec2x|-log|secx|+c (D) none of these

int(sec^(2)x-7)/(sin^(7)x)dx

int_2^4 log[x]dx is (A) log2 (B) log3 (C) log5 (D) none of these

int(sec^(2)(log x))/(x)dx

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

STATEMENT-1 : int tan5xtan3xtan2xdx is equal to (log|sec5x|)/(5)-(log|sec3x|)/(3)-(log|sec2x|)/(2)+c and STATEMENT-2: tan5x-tan3x-tan2x=tan5xtan3xtan2x .

int(sec x cos ecx)/(log cot x)dx

int e^(2log sec x)dx

The solution of the differential equation cos y log(sec x+tan x)dx=cos x log(sec y+tan y)dy is (a) sec^(2)x+sec^(2)y=c(b)sec x+sec y=c(c)sec x-sec y=c(d)Non of these