natsuly
Answered

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During the cold winter months, a sheet of ice covers a lake near the Arctic Circle. At the beginning of spring, the ice starts to melt.
The variable sss models the ice sheet's thickness (in meters) t weeks after the beginning of spring.
s=-0.25t+4
By how much does the ice sheet's thickness decrease every 6 weeks?

____ meters

Sagot :

emxola

Answer:

2.5 meters each week.

Step-by-step explanation:

Plug in 6 weeks for t and your equation would be s = -2.5(6) + 4. After solving you would get 2.5 meters.

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