Solve the problem.You are riding your motorcycle along a freeway traveling x miles per hour. The function 
describes the recommended safe distance, f(x), in feet, between your motorcycle and the other motorcycles on the freeway. Use the values in the table below to solve this exercise. 
Find 
f(x). Describe what this means in terms of your motorcycle's speed and the recommended safe distance.
A. 94; This means that the recommended safe distance between motorcycles traveling at 50 miles per hour is 94 feet.
B. 
f(x) does not exist.
C. 93.999; This means that the recommended safe distance between motorcycles traveling at 50 miles per hour is 93.999 feet.
D. 50; This means that the recommended safe distance between motorcycles traveling at 50 miles per hour is 50 feet.
Answer: A
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Write the fraction in lowest terms. Use the method of dividing by a common factor.- 
A. - 
B. - 
C. - 
D. - 
Solve the problem.Use the formula D = 10.0 log (S/S0), where the loudness of a sound in decibels is determined by S, the number of watt/m2 produced by the soundwave, and S0 = 1.00 × 10-12 watt/m2. A certain noise measures 106 decibels. If the intensity is multiplied by 100, how many decibels will the new noise measure? (Round to an appropriate number of significant digits.)
A. 108 decibels B. 212 decibels C. 10,600 decibels D. 126 decibels
Simplify the expression.1 - 
A. cos2x B. cot x csc x C. tan x sec x D. sin2x
Solve the problem.An object is propelled vertically upward from the top of a 112-foot building. The quadratic function 
models the ball's height above the ground, 
in feet, t seconds after it was thrown. How many seconds does it take until the object finally hits the ground? Round to the nearest tenth of a second if necessary.
A. 2 seconds B. 0.6 seconds C. 5.5 seconds D. 11.6 seconds