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LenKa [72]
3 years ago
14

Can someone help please ?

Mathematics
1 answer:
dexar [7]3 years ago
3 0
Average rate of change is defined by (y^-y)/(t^-t) where the ^ means the final(so final y and final t)
So you'd do (8.75-2.75)/(12-4) which is 6/8 which is 3/4 of a dollar per week
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