In the expansion of $\left( 2 x + \frac { 1 } { x ^ { 2 } } \right) ^ { 4 }$, what is the coefficient of $x$? [3 points] (1) 16 (2) 20 (3) 24 (4) 28 (5) 32
In the expansion of $\left( 2 x + \frac { 1 } { x ^ { 2 } } \right) ^ { 4 }$, what is the coefficient of $x$? [3 points]\\
(1) 16\\
(2) 20\\
(3) 24\\
(4) 28\\
(5) 32