How Many Local Maxima and Minima Does the Polynomial Have

Multiple Choice

How many local maxima and minima does the polynomial have? ​ ​

A) 3 maxima and 1 minima
B) 1 maxima 3 minima
C) 1 maxima and 3 minima
D) 2 maxima and 2 minima
E) 3 maxima 4 minima