Solve the problem.A weight attached to a spring is pulled down 9 inches below the equilibrium position. Assuming that the frequency of the system is 
cycles per second, determine a trigonometric model that gives the position of the weight at time t second.
A. y = -9cos 5t
B. y = -9cos 10t
C. y = 9cos 5t
D. y = 9cos 10t
Answer: B
Mathematics
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Find all rational zeros of the polynomial function.f(x) = 4x3 + 13x2 - 37x - 10
A. -5, 2, - 
B. 5, -2, 1
C. 5, -2, 
D. -5, 2, -1
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Find the slope of the line.
A. -2
B. 
C. 2
D. - 
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Multiply.-1(-4)(-4)(8)(-4)(-1)(-1)
A. -512 B. 128 C. 534 D. 512
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