Solve:

A.
B.
C.
D.


Answer: B

Mathematics

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Find the global maxima and minima of the function on the given domain.  on the trapezoidal region with vertices    and 

A. Global maximum: 5 at   global minimum: 2 at  and (0, 2)
B. Global maximum: 6 at   global minimum: 0 at 
C. Global maximum: 5 at   global minimum: 0 at  and (0, 2)
D. Global maximum: 4 at   global minimum: 2 at 

Mathematics

Find the domain and range and describe the level curves for the function f(x,y).f(x, y) = ex+y

A. Domain: all points in the xy-plane; range: all real numbers; level curves: lines x + y = c B. Domain: all points in the xy-plane; range: real numbers z > 0; level curves: lines x + y = c C. Domain: all points in the first quadrant of the xy-plane; range: all real numbers; level curves: lines x + y = c D. Domain: all points in the first quadrant of the xy-plane; range: real numbers z > 0; level curves: lines x + y = c

Mathematics

Find A-1 without a calculator.A = 

A. A-1 = 
B. A-1 = 
C. A-1 = 

Mathematics

Add and, if possible, simplify. +  + 

A.  
B.  
C.  
D.  

Mathematics