Find the relative maximum and minimum values and the saddle points if they exist.f(x, y) = x2 + y2 - 9x - 11y
A. Saddle point = 
B. Relative minimum = -50.5
C. Relative maximum = 202, relative minimum = -40, saddle point = 
D. No relative extrema or saddle points
Answer: B
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Find the extreme values of the function subject to the given constraint.
A. Maximum: none; minimum: 2 at 
B. Maximum: none; minimum: 
at 
C. Maximum: none; minimum: 
at 
D. Maximum: none; minimum: 
at 
Use the rules for exponents to rewrite the expression and then evaluate the new expression. (-2)2(-2)3
A. -64
B. -32
C. 
D. 
Change to the measure indicated.0.237 hectoliters to liters
A. 237 L B. 0.0237 L C. 2.37 L D. 23.7 L
State the domain and range of the function.f(x) = 3-x - 3
A. Domain = (-?, ?); range = (-3, ?) B. Domain = (-?, ?); range = (-?, -3) C. Domain = (-?, ?) ? (-?, ?); range = (-?, -3) D. Domain = = (-?, ?); range = (-?, -3]