Eliminate the parameter and write the corresponding rectangular equation whose graph represents the curve.


Mathematics

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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

Mathematics

Solve the proportion equation.  = 

A. 49
B. 49
C. 49
D. 49

Mathematics

Solve the problem.A rain gutter is made from sheets of aluminum that are 18 inches wide by turning up the edges to form right angles. Determine the depth of the gutter that will maximize its cross-sectional area and allow the greatest amount of water to flow.

A. 5 in. B. 4 in. C. 5.5 in. D. 4.5 in.

Mathematics

Find the zeros of the quadratic function using the Square Root Method. List the x-intercepts of the graph of the function.g(x) = (x - 6)2 - 49

A. x = -1, x = 13 B. x = -7, x = 7 C. x = -13, x = -1 D. x = 55

Mathematics