State the practical meaning of the slope and y-intercept for the situation described. the value, in dollars, of a particular kx37b computer is given by v = -412.48x 6843, where x is the number of years the computer has been in existence. a. -412.48 signifies the amount of depreciation in one year, and 6843 signifies the initial cost. c. -412.48 signifies the hourly cost of repairs, and 6843 signifies the cost of software. b. -412.48 signifies the number of computers owned, and 6843 signifies the cost of electricity. d. 6843 signifies the amount of depreciation in one year, and -412.48 signifies the initial cost.