Divide and express the result in standard form.

A.  + i
B. -  - i
C.  + i
D. -  + i


Answer: C

Mathematics

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Determine whether the given function satisfies Laplace's equation.f(x, y, z) = cos (5x) sin (3y) e(z)

A. Yes B. No

Mathematics

Find the zeros of the polynomial function. State whether the graph crosses the x-axis, or touches the x-axis and turns around, at each intercept. f(x) = -x3(x + 3)2(x - 6)

A. x = 0, touches the x-axis and turns around; x = -3, touches the x-axis and turns around; x = 6, crosses the x-axis B. x = 0, touches the x-axis and turns around; x = 3, crosses the x-axis; x = 6, crosses the x-axis C. x = 0, crosses the x-axis; x = -3, touches the x-axis and turns around; x = 6, crosses the x-axis D. x = 0, crosses the x-axis; x = 3, touches the x-axis and turns around; x = -6, crosses the x-axis

Mathematics

Give the equation of the oblique asymptote, if any, of the function.f(x) = 

A. y = x + 2 B. no oblique asymptote C. y = 0 D. y = 2x

Mathematics

Simplify the polynomial by combining like terms.-19x4 + 10x3y3 + 14 - 18y3x3 - 3x4 - 3

A. cannot be simplified B. 57x4 - 180x3y3 - 42 C. -16x4 + 28x3y3 - 17 D. -22x4 - 8x3y3 + 11

Mathematics