What is the limit of (a^x)/x as x approaches 0? Can this limit be calculated using LH Rule?

1 Answer
Dec 1, 2017

Undefined.

Explanation:

as #x->0^+# #color(white)(88)a^x->1#

as #x->0^-# #color(white)(88)a^x->1#

as #x->0^+# #color(white)(88)a^x/x->oo#

as #x->0^-# #color(white)(88)a^x/x->-oo#

#lim_(x->0^+)(a^x/x)=oo#

#lim_(x->0^-)(a^x/x)=-oo#

#:.#

#lim_(x->0)(a^x/x)=#undefined