Determine whether the given function satisfies a Laplace equation.f(x, y) = cos(x) sin(-y)
A. Yes
B. No
Answer: B
Mathematics
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Find the value of the objective function at each corner of the graphed region. Use this information to answer the question. 
Objective Functionz = 5x + 6yWhat is the minimum value of the objective function?
A. 60 B. 32 C. 33 D. 0
Mathematics
Determine whether the sets are equal, equivalent, both, or neither.{5, 13} and {51, 3}
A. Neither B. Equal C. Both D. Equivalent
Mathematics
Indicate whether the function is one-to-one.Age Average Number of Children 18 -------------> 0.1 23 -------------> 0.3 25 -------------> 0.6 30 -------------> 1.2
A. No B. Yes
Mathematics
Write the percent as a fraction or mixed number in lowest terms.15%
A. 
B. 
C. 
D. 
Mathematics