Solve the problem.In how many ways can 12 officers be assigned if 5 are assigned to parking, 3 to security, and 4 to emergencies?

A. 27,720
B. 7,983,360
C. 665,280
D. 39,916,800

Answer: A

Mathematics

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Graph the function by first writing it in the form y = A sin(x + C). State the amplitude, period, and phase shift.y = 4 sin x - 4 cos x

A. Amplitude 4, period 2?,
phase shift - 

B. Amplitude 8, period 2?,
phase shift 

C. Amplitude 8, period 2?,
phase shift 

D. Amplitude 8, period 2?,
phase shift - 

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Mathematics

Perform the indicated operation.67 - (-10)

A. 57 B. 77 C. -77 D. -57

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Mathematics

Find projv u.v = k, u = 6i + 9j + 2k

A. i + j + k
B. i + j + k
C. 2k
D. k

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Mathematics

Find the formula for df-1/dx.f(x) = x7/3

A. x3/7
B. x4/3
C. x-4/7
D. x4/7

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Mathematics