Where does the irrational number 1.8693… fall? a. between 0.1 and 1.1, while being closer to 1.1 b. between 8.1 and 9.1, while being closer to 9.1 c. between 1.6 and 1.8, while being closer to 1.8 d. between 1.8 and 1.9, while being closer to 1.9

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