Basic Uses of L'Hôpital's Rule (12.1.3)

Question 1

• When evaluating a limit, it is always a good idea to plug in the value first. If the result yields an indeterminate form, then use L’Hôpital’s rule.

Answer 1

• When evaluating a limit, it is always a good idea to plug in the value first. If the result yields an indeterminate form, then use L’Hôpital’s rule.

Question 2

• As long as the limit is still an indeterminate form, you can reuse L’Hôpital’s rule.

Answer 2

• As long as the limit is still an indeterminate form, you can reuse L’Hôpital’s rule.

Question 3

• L’Hôpital’s rule might not produce the right answer if you use it on a limit that does not produce an indeterminate form.

Answer 3

• L’Hôpital’s rule might not produce the right answer if you use it on a limit that does not produce an indeterminate form.