Write the Height H of the Rectangle as a Function $h ( x ) = x ^ { 2 } + 2 x$

Multiple Choice

Write the height h of the rectangle as a function of x.

A) $h ( x ) = x ^ { 2 } + 2 x$
B) $h ( x ) = - 2 x ^ { 2 } + 8 x - 6$
C) $h ( x ) = - 2 x ^ { 2 } + 8 x - 6$ .
D) $h ( x ) = - 2 x ^ { 2 } + 8 x - 4$
E) $h ( x ) = - 2 x ^ { 2 } + 6 x - 4$