Evaluate the series.
A. 128
B. 140
C. 51
D. 86
Answer: A
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Solve the problem.A rug is to fit in a room so that a border of consistent width is left on all four sides. If the room is 
by 
and the area of the rug is 112 square feet, how wide will the border be?
A. 4 ft B. 5 ft C. 3 ft D. 5.5 ft
Write the quotient in the form a + bi.
A. 1 + 2i
B. 1 - 2i
C. 
- 
i
D. 
+ 
i
Sketch the graph of the function. Describe how the graph can be obtained from the graph of a basic logarithmic function.f(x) = 3 - log5x
A. Shift y = log5x up 3 units
B. Shift y = log5x down 3 units
C. Reflect y = log5x across the x-axis
and shift up 3 units
D. Reflect y = log5x across the x-axis
and shift down 3 units
Solve.Suppose that the sales of a particular brand of appliance satisfy the relationship 
where S(x) represents the number of sales in year x, with x = 0 corresponding to 1990. For what years will sales be between 2200 and 3250?
A. Between 1992 and 1999 B. Between 3 and 10 C. Between 1992 and 1998 D. Between 1991 and 1998