Determine whether the function is one-to-one. If so, find a formula for the inverse.f(x) = -3
A. f-1(x) = 3
B. f-1(x) = - 
C. f-1(x) = -3
D. Not a one-to-one function
Answer: D
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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
Graph the function.f(x) = 
x
A. 
B. 
C. 
D. 
Perform the indicated operation. Write the answer in the form a + bi.
2
A. 
- 
i
B. 
+ 
i
C. - 
+ 
i
D. - 
- 
i
Solve the problem.Jon has 872 points in his math class. He must have 74% of the 1300 points possible by the end of the term to receive credit for the class. What is the minimum number of additional points he must earn by the end of the term to receive credit for the class?
A. 962 points B. 90 points C. 428 points D. 645 points