Cracking The Ap Calculus ab Exam 2018

Now,    if  we  take    the limit,  we  get .

Second  expression

This    limit   is  straightforward:        =   1.

Third   expression

First,  pull    the constant,   3,  out of  the limit:  .

Now,    if  we  multiply    the top and bottom  of  the expression  by  5,  we  get 

Now,    if  we  take    the limit,  we  get .

Combine the three   numbers to  get .

25. B First, we graph the curves.