Compute $f ^ { \prime } ( 3 )$ $f ( x ) = 3.3 x ^ { 2 } + x$

Multiple Choice

Compute $f ^ { \prime } ( 3 )$ .
$f ( x ) = 3.3 x ^ { 2 } + x$

A) $f ^ { \prime } ( 3 ) = 32.7$
B) $f ^ { \prime } ( 3 ) = 22.8$
C) $f ^ { \prime } ( 3 ) = 20.8$
D) $f ^ { \prime } ( 3 ) = 59.4$
E) $f ^ { \prime } ( 3 ) = 62.4$