Find the absolute maxima and minima of the function on the given domain.
on the closed triangular region with vertices 
and 
A. Absolute maximum: 7 at 
absolute minimum: 0 at 
B. Absolute maximum: 7 at 
absolute minimum: 3 at 
C. Absolute maximum: 3 at 
absolute minimum: 0 at 
D. Absolute maximum: 10 at 
absolute minimum: 3 at 
Answer: A
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Find 
and 
.f(x, y) = x3 + 7x2y + 5xy3
A. 
= 3x2 + 14xy + 5y3; 
= 7x2 + 15xy2
B. 
= 3x2 + 2xy + 5y3; 
= 7x2 + 3xy2
C. 
= x2 + 7xy + 5y3; 
= 7x2 + 5xy2
D. 
= 3x2; 
= 7x2 + 15xy2
Plot the point whose coordinates are given. If appropriate show the "box."(1, 2, 4)
What will be an ideal response?
Solve the problem.Jane has invited 50 people to a party and expects 
to attend. Of those invited who attend, 
will bring a date. Express the expected number of guests n as an inequality and graph the values of n.
n = number of guests
A. 24 ? n ? 40
n = number of guests
B. 42 ? n ? 60
n = number of guests
C. 20 ? n ? 25
n = number of guests
D. 30 ? n ? 40
n = number of guests
Solve the problem.Center City East Parking Garage has a capacity of 255 cars more than Center City West Parking Garage. If the combined capacity for the two garages is 1217 cars, find the capacity for each garage.
A. Center City East: 736 cars Center City West: 481 cars B. Center City East: 471 cars Center City West: 746 cars C. Center City East: 746 cars Center City West: 471 cars D. Center City East: 481 cars Center City West: 736 cars