Determine whether the given ordered pair is a solution of the system.(-1, 5)4x - y = 12x + 4y = 18
A. not a solution
B. solution
Answer: A
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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
For an arc length s, area of sector A, and a central angle ? of a circle of radius r, find the indicated quantity.A = 23.3 m2, r = 8.03 m, find ? in radian measure
A. 1.45 B. 0.723 C. 0.361 D. 5.80
Provide an appropriate response.Give an example of a like term for 9a13b16.
What will be an ideal response?
Use a cubic or quartic regression (as specified) to fit a curve through the points given in the table. Round to the nearest hundredth.
(Quartic)
A. y = -0.05x4 + 0.12x3 - 0.24x2 - 0.80x + 5.77 B. y = -0.05x4 + 0.18x3 + 0.25x2 + 0.80x + 5.77 C. y = -0.05x4 + 0.12x3 + 0.24x2 + 0.80x + 5.75 D. y = 0.05x4 - 0.18x3 + 0.25x2 + 0.80x + 5.77