(a).

The limit is .

Substitute   and  in the above limit.

The limit is in indeterminate forms.

(b).

The limit is .

Substitute   and  in the above limit.

(c)

The limit is .

Substitute  and  in the above limit.

(d).

The limit is .

Substitute   and  in the above limit.

The limit valus is in Indeterminate form.

(e).

The limit is .

Substitute   and  in the above limit.

The limit is in indeterminate forms.

(a) Indeterminate form.

(b) .

(c) .

(d) Indeterminate form.

(e) Indeterminate form.