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Which equation represents a direct linear variationa. y=x2b. y=2/5xc. y=1/xd. y=x+3

If the square of a positive integer is added to 2 times the integer the result is 48. find the integer.

The motion of a weight that hangs from a spring is represented by the equation h=8sin(2pi/3t). it models the weight’s height above or below the rest position as a function of time. approximately when will the object be 3 inches above the rest position?