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Last week, the thickness of the ice on a lake increased by (25)/(t+3) centimeters per day (where t is the number of days since the ice first formed). By how may centimeters did the thickness of the ice increase between t=0 and t=4?

pls help :)

Last week, the thickness of the ice on a lake increased by (25)/(t+3) centimeters-example-1
User Karobar
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The answer is b I hope this helps :)
User Drewes
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