Can someone help me with this? a ²+4a+7b
—————-
5-b

(If a=2 and b=6)

rick would give her the best deal as he will charge $8.88 per hour

answer: evaluate the objective function at each vertex to determine which - and -values, if any, maximize or minimize the function. example: find the minimum value and maximum value of the objective function f ( x , y ) = 4 x + 5 y , subject to the following constraints