Solve the problem.The motion of a spring-mass system is described by the equation 
where y is the distance in feet from the equilibrium position and t is time in seconds. Find the acceleration of the mass at time t = 3/4 seconds.
A. -2?2 ft/s2
B. 2?2 ft/s2
C. -2? ft/s2
D. 0 ft/s2
Answer: A
Mathematics
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Solve the problem relating to the Fibonacci sequence.F25 = 75,025, F26 = 121,393Find F27.
A. F27 = 46,368 B. F27 = 242,786 C. F27 = 167,761 D. F27 = 196,418
Mathematics
Solve the equation.
+ 2 = 8
A. {64}
B. ?
C. 
D. 
Mathematics
Use a vertical format to add the polynomials.1.1x3 + 7.3x2 + 4.5 6.1x - 2.9
A. 12.4x6 + 11.3 B. 1.1x3 + 10.4x2 + 5.1x - 8.1 C. 1.1x3 + 4.2x2 + 7.1x + 11.3 D. 1.1x3 + 4.2x2 + 6.1x + 11.3
Mathematics
Solve the problem.Determine whether the ordered triple (-2, 6, -1) is a solution of the system of equations.-x + 3y + 4z = 163x + 2y - z = 74x - y + 3z = -17
A. No B. Yes
Mathematics