This model is of the form f(x) = mx + b. Determine what m and b signify.The value, in dollars, of a particular KX37B computer is given by V(x) = -227.19x + 3121, where x is the number of years the computer has been in existence.
A. -227.19 signifies the amount of depreciation in one year, and 3121 signifies the initial cost.
B. -227.19 signifies the hourly cost of repairs, and 3121 signifies the cost of software.
C. -227.19 signifies the number of computers owned, and 3121 signifies the cost of electricity.
D. 3121 signifies the amount of depreciation in one year, and -227.19 signifies the initial cost.
Answer: A
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