Solve the problem.The distance in feet it takes a car traveling at x mph to come to a full stop after hitting the brakes is given by  Find the stopping distance for a speed of 50 mph. Round to the nearest foot.

A. 3 ft
B. 3159 ft
C. 3114 ft
D. 3128 ft


Answer: D

Mathematics

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Use the standard normal curve table to find the closest z-score for the given condition.25.1% of the total area is to the right of z.

A. 0.67 B. 0.33 C. -0.68 D. -0.67

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Simplify the expression.(-10)2 

A. 100 B. 20 C. -121 D. -100

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Determine whether there is a maximum or minimum value for the given function, and find that value.f(x) = - 2x - x2 - 3

A. Minimum: 2 B. Maximum: -2 C. Minimum: 0 D. Maximum: 2

Mathematics