" 46.(i) "lim_(x rarr(pi)/(2))(1+cos2x)/((pi-2x)^(2))

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

Evaluate: lim_(x rarr(pi)/(2))(1+cos2x)/((pi-2x)^(2))

Lim_(x rarr(pi)/(2))(cos x)^(((pi)/(2)-x))

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

(i) lim_(x to (pi)/(2)) (1+cos 2x)/((pi-2x)^(2)) (ii) lim_( x to 0) (1-cos x.sqrt(cos 2x))/(x^(2)) (iii) lim_(thetararr(pi)/(6)) (sin(theta-(pi)/(6)))/(sqrt(3)-2 cos theta)

Lim_(x rarr(pi)/(2))(e^(cos x)-1)/((pi)/(2)-x)

Lim_(x rarr pi/2)(cos x)/((pi)/(2)-x)

lim_ (x rarr (pi) / (2)) (cos x) / (x- (pi) / (2))

lim_ (x rarr (pi) / (2)) (cos x) / (x- (pi) / (2))

lim_(x rarr(pi)/(2))(cos x)^(cos x) is