Find the slope of the line and write the slope as a rate of change. Don't forget to attach the proper units.The graph shows the total cost y (in dollars) of owning and operating a mini-van where x is the number of miles driven.
A. $4.25 per mile
B. cannot be determined
C. $21.00 per mile
D. $0.24 per mile
Answer: D
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Several computer stores reported differing prices for a toner cartridge for a laser printer. The prices are as follows: 58, 52, 71, 76, 79, 73, 54, 51, 76. Find the mode of the prices for a toner cartridge.
A. $75 B. $76 C. $77 D. $78 E. $74
Solve the problem.The series ln(x) = (x - 1) - 
+ 
- . . . + (-1)n-1
can be used to estimate the value of ln(a) for any positive real number a such that 0 < a ? 2. Use the first five terms of this series to estimate 
Round to the nearest thousandth.
A. 1.717 B. -0.773 C. 1.047 D. 0.157
Factor when possible.3x3 + 3x2 - 36x
A. (3x2 + 9x)(x - 4) B. (x - 3)(3x2 + 12) C. 3x(x - 3)(x + 4) D. 3x(x + 3)(x - 4)
Factor.x2 - 4xy - 21y2
A. (x + 7y)(x - 3y) B. (x - 7y)(x + y) C. (x - 7y)(x + 3y) D. (x - y)(x + 3y)