Solve the problem.Suppose that the average monthly low temperatures for a small town are shown in the table.Model this data using f(x) = a sin(b(x - c)) + d.

A. f(x) = 23 sin  + 42
B. f(x) = 42 sin  + 23
C. f(x) = 23 sin  + 42
D. f(x) = 23 sin  + 42


Answer: C

Mathematics

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Find the standard-form equation of the ellipse centered at the origin and satisfying the given conditions.An ellipse having a focus at (8, 0) and eccentricity equal to  .

A.  +  = 1
B.  + y2 = 1
C.  +  = 1
D.  +  = 1

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Find an equation for the surface obtained by rotating the line x=3z about the x-axis.

What will be an ideal response?

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Solve.  =  

A.
B.
C.
D.

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Write an equation relating the variables in the situation described.The distance D traveled in T hours at a constant speed of S mph.

A. D = ST
B. D = 
C. D = 
D. S = DT

Mathematics