Use the square root property to solve the quadratic equation.11x2 = 4
A. ± 
B. 
C. ± 
D. ± 
Answer: C
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Solve the problem.The velocity of a body of mass m falling from rest under the action of gravity is given by the equation 
where k is a constant that depends on the body's aerodynamic properties and the density of the air, g is the gravitational constant, and t is the number of seconds into the fall. Find the limiting velocity, limt?? v, of a 460 lb. skydiver (mg = 460) when k = 0.006.
A. 276.89 ft/sec B. There is no limiting speed. C. 0.00 ft/sec D. 87.56 ft/sec
Translate the sentence to an equation using x as the variable. Do not solve the equation.A number increased by eight is negative fifteen.
A. x - 8 = -15 B. x - 15 = 8 C. 8 - x = -15 D. x + 8 = -15
The ages of the runners in a race and their finishing positions are given in the following table. Assuming x is the finish position and y is the person's age, is there a significant correlation between age and finishing position?
Finish123456Age333332314240Finish789101112Age433943444136?
Answer significant at 5%, but not at 1%; not significant; or significant at 1%.
What will be an ideal response?
Multiply.(y - 2)(y - 4)
A. y2 + 6y - 8 B. 2y + 8 C. y2 - 6y + 8 D. 2y2 - 8