Find an equation of a parabola satisfying the given conditions.Focus (0, 10), directrix y = -10
A. y2 = 10x
B. y2 = 40x
C. x2 = 10y
D. x2 = 40y
Answer: D
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Solve the problem.Convert 5.331 x 103 rpm to radians per second (rad/s).
A. 3.350 x 104 rad/s B. 33.50 rad/s C. 558.3 rad/s D. 0.5583 rad/s
Graph the system of inequalities. Shade the region that represents the points of intersection.
A. 
B. 
C. 
D. 
Answer the question.What does the digit 3 mean in the number 301,475?
A. 3 hundred thousands B. 3 hundreds C. 3 thousands D. 3 ten thousands
Determine whether the data in the graph appear to be linear.Suppose that the speed of a car, measured in miles per hour (mph), is monitored for some short period of time after the driver applies the brakes. The following table relates the speed of the car to the amount of time, measured in seconds (sec), elapsed from the moment that the brakes are applied.
A. Yes B. No