Solve the problem.Evaluate 
at (u,v) = (3, 1) for the function w(x, y) = xy - y2; x = u - v, y = uv.
A. 2
B. 5
C. 4
D. -1
Answer: D
Mathematics
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The graph of a polar equation is given. Select the polar equation for the graph.
A. r = 1 B. r = 2 cos ? C. r = 2 sin ? D. r sin ? = 1
Mathematics
Solve the problem.Solve F = 
C + 32 for C
A. C = 
(F - 32)
B. C = 
C. C = 
(F - 32)
D. C = 
Mathematics
Change the given angle to an equal angle expressed to the nearest second.24.774°
A. 24° 46' 29" B. 24° 45' 23" C. 24° 46' 25" D. 24° 45' 28"
Mathematics
First, create a scatter plot for the data in the table. Then, use the shape of the scatter plot given to determine if the data are best modeled by a linear function, an exponential function, a logarithmic function, or a quadratic function.
A. 
exponential function
B. 
logarithmic function
C. 
quadratic function
D. 
linear function
Mathematics