Find the extreme values of the function subject to the given constraint.  

A. Maximum: 49 at    minimum: 41 at  
B. Maximum: 77 at    minimum: 13 at  
C. Maximum: 77 at    minimum: 13 at  
D. Maximum: 81 at    minimum: 9 at  


Answer: D

Mathematics

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True or false?When using a truth table, the statement q ? p is equivalent to ~p ? ~q.

A. True B. False

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Calculate, if possible.10 + 19 + (-21)

A. -30 B. 8 C. 50 D. 12

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Determine if the given integer value for the variable is a solution to the equation.x + 1 = 14; 13

A. solution B. not a solution

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Classify the graph of the equation below as a circle, a parabola, an ellipse, or a hyperbola.



A) ellipse
B) parabola
C) hyperbola
D) circle

Mathematics