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Solve.If the sides of a square are increased by 2 meters, the area becomes 64 square meters. Find the length of a side of the original square.
A. 6 m B. 10 m C. 2 m D. 8 m
Provide an appropriate response.The graph of y = (x - 9)2 has 
x-intercept(s) and 
y-intercept(s).
A. one; one B. no; one C. one; two D. two; one
At time t = 0, an object attached to a coiled spring is at its resting position and moving down. Assuming that the motion is simple harmonic with period T, write an equation that relates the displacement d of the object from its rest position after t seconds. Also assume that the positive direction of the motion is up.a = 5;
T = 10 seconds
A. d = 5 cos 
B. d = -5 cos (10t)
C. d = -5 sin 
D. d = 5 sin (10t)