Answer:
A. t(x) = 450 - 0.06x
Step-by-step explanation:
The layer which is originally 450 m thick is decreasing by 0.06 m.
450 - 0.06
... per day. x represents days.
0.06x
So,
450 - 0.06x
Step-by-step explanation:
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Answer:
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Step-by-step explanation:
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Convert miles/hour to meters/second:
42mi/hr(0.447) = 18.77m/sec