Determine whether the graph of the equation is symmetric with respect to the x-axis, the y-axis, and/or the origin.y = x2 + 13x + 42
A. y-axis
B. origin
C. x-axis
D. x-axis, y-axis, origin
E. none
Answer: E
Mathematics
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Find the amplitude or period as requested.Find the period of y = -5 cos 
.
A. 5
B. 
C. 
D. ?
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Use the pictograph to answer the question.This pictograph shows projected sales of compact disks (CDs) for a popular rock band for seven consecutive years. 
? = 1000 CDsApproximately how many fewer CDs will be sold in 2001 than in 2003?
A. 4 CDs B. 5000 CDs C. 4000 CDs D. 6000 CDs
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The given pattern continues. Write down the nth term of the sequence suggested by the pattern.1, 4, 7, 10, 13, ...
A. an = 3n - 2 B. an = n + 3 C. an = 1(3)n-1 D. an = 2n - 3
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Graph the system of inequalities.y < x + 13x + 10y > -10
A. 
B. 
C. 
D. 
Mathematics