Solve the problem.The distance D, in feet, it takes a car travelling at x mph to come to a full stop after hitting the brakes is given by  What is the stopping distance for a car travelling at 30 mph?

A. 115.2 ft
B. 76.8 ft
C. 1200 ft
D. 1153.71 ft


Answer: D

Mathematics

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Solve the problem.The expression  gives the equivalent degrees Fahrenheit for C degrees Celsius. Evaluate this expression when to find the equivalent temperature in degrees Fahrenheit.

A. 122 B. 121 C. 112 D. 132

Mathematics

Sketch the surface z = f(x,y).f(x, y) = 2 -x2 - y2

A.

B.

C.

D.

Mathematics

Determine the function which corresponds to the given graph.The asymptote is x = -3.

A. y = ln x + 3 B. y = ln x - 3 C. y = ln(x + 3) D. y = ln(x - 3)

Mathematics

Solve the system of equations.

A. (4, -3), (4, 3) B. (-4, -3), (-3, -4) C. (4, 3), (3, 4), (-4, -3), (-3, -4) D. (4, 3), (-4, 3), (4, -3), (-4, -3)

Mathematics