Simplify.
A. 
B. 6x + 3y
C. 
D. 3x + 6y
Answer: B
Mathematics
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Find all the first order partial derivatives for the following function.f(x, y) = xye-y
A. fx(x, y) = ye-y; fy(x, y) = xe-y(y - 1) B. fx(x, y) = ye-y; fy(x, y) = xe-y C. fx(x, y) = ye-y; fy(x, y) = xe-y(1 - y) D. fx(x, y) = ye-y; fy(x, y) = - xye-y
Mathematics
Reflect the figure about the indicated axis of reflection on the graph.Reflect the figure about the x-axis.
What will be an ideal response?
Mathematics
Perform the indicated operation and simplify. Write the answer in the form a + bi.2i ? 11i
A. 22 B. -22 C. -22i D. 22i
Mathematics
Write the interval in set-builder notation and graph the set on a number line.(-?, 5)
A. {x|x ? 5}
B. {x|x < 5}
C. {x|x > 5}
D. {x|x ? 5}
Mathematics