Find div F.F(x, y, z) = ei + ln(2y + z)j + xyezk

A. e +  + xyez
B.  + ez
C. ei + ln(2y + z)j + xyezk
D.  + xyez

Answer: D

Mathematics

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Find an equation of the line with the given slope that passes through the given point. Write the equation in the form m = ; (-3, 2)

A. x - 6y = -15 B. x - 6y = 15 C. x - 6y = -30 D. 6x - 6y = -15

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Determine whether the equation defines y as a function of x.y = 2x2 + 8x - 9

A. Yes B. No

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Express the sum using summation notation. Use a lower limit of summation not necessarily 1 and k for the index of summation.a + ar + ar2 + . . . + ar9

A.
B.
C.
D.

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Find the slope of the line.2x + 3y = -3

A.
B. -  
C.  
D. - 1

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Mathematics