limx→0 (x3cotx)1−cosx = [AI CBSE ; DSSE 1988]
0
1
2
-2
limx→0 (x3cotx)1−cosx = limx→0 (x3cotx1−cosx × 1+cosx1+cosx) = limx→0 (xsinx)3 × limx→0 cosx × limx→0 (1+cos x) =2