Question

find the derivative of (x-1)(x-2)/x-3)(x-4)​

Answer 1

Answer:

2

Step-by-step explanation:

Let f is defined as  if 

 if 

 if 

Since, f (x) is continuous.

 Limit of f (x) at x = 2 = value of f (x) at 2.

i.e., 

Now, 

But given  at