Find the domain of the composite function f?g.f(x) = 
, g(x) = 
A. [-6, 9) ? (9, ?)
B. [0, 9) ? (9, ?)
C. [-6, 75) ? (75, ?)
D. [0, 75) ? (75, ?)
Answer: C
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Is the function graphed below one-to-one?
A. No B. Yes
Solve the problem.The amplitude of the sinusoidal function src="https://sciemce.com/media/4/ppg__text0427190932__f1q107g5.jpg" alt="" style="vertical-align: -4.0px;" /> and 
is A. If the amplitude is made to decrease steadily with time, t, according to the relation 
then the wave described by 
will eventually be damped out. Using the first three terms of the series expansion for 
find the values of A for 
A. 1 ; 0.836
B. 1 ; 1.196
C. 0 ; 0.836
D. 0 ; 1.095
Use a graphing utility to find the equation of the line of best fit. Round to two decimal places, if necessary.
A. y = 55.3 B. y = 2.5x + 50.4 C. y = 3x + 50 D. y = 54
Write as a percent. Round the percent to the nearest tenth if necessary.
A. 800% B. 8% C. 0.8% D. 80%