The circulation M, in thousands, of a magazine is a function of the time t in years since the beginning of 2000. The formula
?
?
is valid over the interval from 
to 
.A. Express in functional notation the circulation of the magazine in 2003, and then calculate that value.B. When did the circulation reach 136 thousand? Round your answer to the nearest whole number year.C. What was the maximum circulation, and when did that occur? Round both answers to the nearest whole number.
What will be an ideal response?
thousand?
B. In 2004
?
C. The maximum circulation of 264 thousand occurred in 2008.
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Write the polynomial f(x) =x 4 + 6x 2 – 27 as the product of factors that are irreducible over the rationals.
a. 
b. 
c. 
d. 
Provide an appropriate response.Write in decimal form. 4.495 × 106
A. 449,500 B. 4,495,000 C. 269.7 D. 44,950,000
Find any numbers for which the rational expression is undefined.
A. x = -4, x = -7 B. x = 4, x = 7 C. x = 0 D. x = 4, x = -4
Sketch the graph of the function 
.
?
A. ?
B. ?
C. ?
D. ?
?
E. ?
