2*cos(x) lim tan (x) pi x->--+ 2
Limit(tan(x)^(2*cos(x)), x, pi/2)
1
= (0.996116708962873 - 0.00143522277088631j)
2*cos(x) lim tan (x) pi x->--- 2
= 1.00397984466046
(0.996116708962873 - 0.00143522277088631j)