Question

If f(x)= tan^-1(2x), find lim x->2 (f(x)-f(2))/x-2

Answer 1

Answer:

The value of the limit is 12.

Step-by-step explanation:

Small typing mistake, the limit is of h tending to 0.

Then

Calling the limit L

h is the common term in the numerator, then

Simplifying by h

Since h tends to 0.