Cracking The Ap Calculus ab Exam 2018

(Marvins-Underground-K-12) #1
Now,    we  can draw    the curve.  It  looks   like    the following:


  1. No maxima, minima, or points of inflection; Cusp at (0, 3).


First,  notice  that    the function    is  always  positive.   There   is  a   y-intercept at  (0, 3). There   is  no  x-

intercept.  Next,   we  take    the derivative:  .  If  we  set the derivative  equal   to  zero,

there   is  no  solution.   But,    notice  that    the derivative  is  not defined at  x   =   0.  This    means   that    the
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