Solve the Problem $A ( h ) = - 10 h + 4 h ^ { 2 }$

Multiple Choice

Solve the problem.
-A rectangular sign is being designed so that the length of its base, in feet, is 10 feet less than 4 times the height, h. Express the area of the sign as a function of h. A) $A ( h ) = - 10 h + 4 h ^ { 2 }$
B) $A ( h ) = - 10 h + h ^ { 2 }$
C) $A ( h ) = 10 h - 2 h ^ { 2 }$
D) $A ( h ) = - 10 h ^ { 2 } + 2 h$