This video is crucial to taking many limits in Calculus. Indeterminate forms are introduced and discussed. The forms are 0/0, infinity / infinity, and 0*infinity. LâHopitalâs rule is the method used to calculate the limit of these indeterminate forms. The limit properties of lnx and e^x are also shown. Exponential forms 1^infinity, 0^0, and infinity^0 are explained as well. Finally, the form infinity - infinity is discussed.