Divide f(x) by d(x), and write a summary statement in the form indicated.f(x) = x4 - 3x3 + 2x2 - 3x + 1; d(x) = x2 + 1 (Write answer in fraction form)
A. 
= (x2 + 3x + 1)
B. 
= (x2 + 3x + 1) + 
C. 
= (x2 - 3x + 1)
D. 
= (x2 - 3x + 1) + 
Answer: C
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Sketch the curve.
+ 
= 1
A. 
B. 
C. 
D. 
Find the standard form of the equation of the parabola and determine the coordinates of the focus.
a. 
b. 
c. 
d. 
Provide an appropriate response.Choose the equation corresponding to the graph: 
A. y = 
x + 2
B. y = 
x - 2
C. y = - 
x + 2
D. y = 
x + 
Solve the problem.In a Psychology class, the students were tested at the end of the course on a final exam. Then they were retested with an equivalent test at subsequent time intervals. Their average scores after t months are given in the table.
Using a graphing utility, fit a logarithmic function y = a + b ln x to the data. Using the function you found, estimate how long will it take for the test scores to fall below 84%. Express your answer to the nearest month.
A. 12 months B. 8 months C. 20 months D. 10 months