A railroad crew can lay 5 miles of track each day. They need to lay 140 miles of track. The length, L (in miles), that is left t
o lay after d days is given by the
following function.
L(d) = 140-50
Answer the following
(a) How many days will it take the crew to lay all the track?
I days
(b) How many miles of track does the crew have left to lay after 18 days?
miles
following function.
L(d) = 140-50
Answer the following
(a) How many days will it take the crew to lay all the track?
I days
(b) How many miles of track does the crew have left to lay after 18 days?
miles
1 answer:
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Answer:
See below
Step-by-step explanation:
The first step is to find the length of AB. By the Pythagorean Theorem:
Now, you can proceed: