varliminf_(y rarr0)((x+y)sec(x+y)-x sec x)/(y)

Evaluate the following limit : lim_(y rarr 0)((x + y) sec (x + y)-x sec x)/y .

lim_(x rarr0)((x+y)sec(x+y)-x sec x)/(y) is equal to sec x(x tan x+1)(b)x tan x+sec xx sec x+tan x(d) none of these

lim_ (x rarr0) ((x + y) sec (x + y) -y sec y) / (x)

lim_(x rarr0)(|x|)/(x)

lt_ (y rarr0) ((x + y) csc (x + y) -x cos ecx) / (y)

lim_(x rarr0)x sec x

lim_(x rarr0)x sec x

lim_(x rarr0)(cotx)^(x)

lim_(x rarr0)sqrt(x)=

lim_(h rarr0)(sec(x+h)-sec x)/(h)=sec x tan x