Multiply.-8(5)(-3)

A. -6
B. -43
C. -120
D. 120


Answer: D

Mathematics

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Solve the inequality. Graph the solution set and write the solution set in interval notation.x(x + 3)(x - 4) > 0

A. (-?, -3] ? [0, 4]

B. (-?, -3) ? (0, 4)

C. [-3, 0] ? [4, ?)

D. (-3, 0) ? (4, ?)

Mathematics

The matrix associated with the solution to a system of linear equations in x, y, and z is given. Write the solution to the system, if it exists.

A. x = -3, y = -14, z = -1 B. x = 3, y = -14, z = 1 C. x = -3, y = -14, z = 1 D. x = 3, y = -14, z = -1

Mathematics

Convert from one measure to the other.14 gallons to quarts

A. 56 quarts B. 28 quarts C. 59 quarts D. 118 quarts

Mathematics

Solve the problem.Find the nth-order Fourier approximation to the function on the interval [0, 2?].

A. 3? - 6sin(t) - 3sin(2t) - 2sin(3t) - ... - sin(nt)
B. ? - cos(t) - cos(2t) - cos(3t) - ... - cos(nt)
C. 3? - 6cos(t) - 3sin(2t) - 2cos(3t) - ... - cos(nt)
D. 3? - 6sin(t) - 3sin(2t) - 1sin(3t) - ... - sin(nt)

Mathematics