" 12."lim_(x rarr pi/4)(tan^(3)x-tan x)/(cos(x+(pi)/(4)))

The value of lim_(x rarr pi/4)(tan^(3)x-tan x)/(cos(x+(pi)/(4))) is 8 b.4 c.-8d .-2

If alpha = lim_(x rarr pi//4)""(tan^(3)x - tan x)/(cos (x + (pi)/(4))) and beta = lim_(x rarr 0)(cos x)^(cot x) are the roots of the equation, a x^(2) + bx -4 = 0 , then the ordered pair (a, b) is :

The value of lim_(x rarr(pi)/(3))(tan^(3)x-3tan x)/(cos(x+(pi)/(6)))is:

The value of lim_(xrarrpi//4) (tan^(3)x-tanx)/(cos(x+(pi)/(4))) is

The value of lim_(xrarrpi//4) (tan^(3)x-tanx)/(cos(x+(pi)/(4))) is

The value of lim_(xrarrpi//4) (tan^(3)x-tanx)/(cos(x+(pi)/(4))) is

The value of lim_(x rarr(pi)/(3))((tan^(3)x-3*tan x)/(cos(x+(pi)/(6))))

lim_(x rarr(pi)/(4))(cot^(3)x-tan x)/(cos(x+(pi)/(4))) is equal to (A) 8(B)

lim_(x rarr2)(2^(x)+2^(3-x)-6)/(sqrt(2^(-x))-2^(1-x))-lim_(x rarr(pi)/(3))(tan^(3)x-3tan x)/(cos(x+(pi)/(6)))> then the greatest value of a is

lim_(x rarr pi/2)(sec x - tan x)=