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freemap
 one year ago
The graph shows the value of a car at different years after Gianna purchased it.
Which is the best estimate for the average rate of change between Year 4 and Year 9?
A. –$900/year
B. –$450/year
C. –$330/year
D. –$180/year
freemap
 one year ago
The graph shows the value of a car at different years after Gianna purchased it. Which is the best estimate for the average rate of change between Year 4 and Year 9? A. –$900/year B. –$450/year C. –$330/year D. –$180/year

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freemap
 one year ago
Best ResponseYou've already chosen the best response.0I subtracted what I thought the in between answers were

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1Year 4 value is about 2300; (4 , 2300) year 9 value is about 1400; (9 , 1400) The average rate of change is the slope of a line connecting those 2 points

freemap
 one year ago
Best ResponseYou've already chosen the best response.0ok so 900/5=180 slope

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1yep. The value changes about $900 in 5 years
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