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

log (sec 2x +tan 2 x)

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

int x sec x^(2)dx is equal to (1)/(2)log(sec x^(2)+tan x^(2))+C(b)(x^(2))/(2)log(sec x^(2)+tan x^(2))+C(c)2log(sec x^(2)+tan x^(2))+C(d) none of these

int secx. log (sec x+ tan 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

log(sec.(x)/(2)+tan.(x)/(2))

If 2^(x)*3^(x+4)=7^(x), then x is equal to (A) (4log3)/(log7-log6)(B)(4log3)/(log6-log7)(C)(2log3)/(log7-log6)(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 .