Determine the Minimum or Maximum Value of the Function $$k ( x ) = 3 x ^ { 2 } - 4 x$$

Multiple Choice

Determine the minimum or maximum value of the function.
- $$k ( x ) = 3 x ^ { 2 } - 4 x$$

A) Minimum: $\frac { 4 } { 3 }$
B) Minimum: $- \frac { 4 } { 3 }$
C) Maximum: $- \frac { 4 } { 3 }$
D) Maximum: $\frac { 4 } { 3 }$