Yuii
10.03.2020 •
Mathematics
Mr Warren drove from New York City to Baltimore at a speed of 70 miles per hour. When he returned from Baltimore back to New York City, he hit some traffic and was only going 40 miles per hour. The return trip took three hours longer then the trip to baltimore. How far apart are New York City and Baltimore?
Step by step explanation please.
Make an equation and a inequality.
Thanks
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Ответ:
we have
we know that
using a graph tool
see the attached figure
this is an exponential function that has a horizontal asymptote at y = 0
the range of the function is the interval > (0, ∞)
therefore
the answer is