" Ez "lim_(x rarr pi)(1+cos x)/(x-pi)

lim_(x rarr pi) (sin x)/(x - pi) is

lim_(x rarr0)(cos x)/(pi-x)

lim_(x rarr pi)(sin x)/(pi-x)=

Evaluate the following limit : lim_(x rarr pi/2)(1+cos2x)/(pi-2x)^2 .

" f) "lim_(x rarr pi)(sin x)/(pi-x)=?

Let [x] denote the greatest integer not exceeding x. If l_(1) = lim_(x rarr 2^(+)) (x^(2) + [x]), l_(2) = lim_(x rarr 2^(+)) (2x - [x]) and l_(3) = lim_(x rarr (pi)/(2))((cos x)/(x-(pi)/(2))) , then

lim_ (x rarr pi) (1 + cos x) / ((pi-x) ^ (2))

Evaluate the following limit : lim_(x rarr pi//2)(cos x)/(pi/2-x) .

For alpha>0, let lim_(x rarr pi)(tan2x)/(x-pi)=lim_(x rarr0)((1-cos2 alpha x)^(2))/(x^(4)) then alpha is equal to

the value of lim_(x rarr pi)(1)/(x-pi)(((4cos^(2)x)/(2+cos x))^((1)/(2))-2) is