Carl wants to buy a television that costs $500, including taxes. to pay for the television, he will use a payment plan that requires him to make a down payment of $125, and then pay $72.50 each month for 6 months. what is the percent increase from the original cost of the television to the cost of the television using the payment plan?

a function could be identified in 3 ways either on a chart,graph, or ordered pairs. first a function is that each point has its own. the rule is that there can be many x's to one y but there can not be 2 x's at different y's. so on a graph when you put a straight line through the y's there should be one dot only to be a function.

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sounds & other waves originate from any vibrating object