SOLUTION: If D(t)=65t+540 is the Distance in miles from miami, FL. as a function of t, time in hours i have been driving 8:00 am this morning. Interpret the meaning of each of the following?

Question 179217: If D(t)=65t+540 is the Distance in miles from miami, FL. as a function of t, time in hours i have been driving 8:00 am this morning. Interpret the meaning of each of the following?
a) Interpret the meaning of the slope.
b) Interpret the meaning of the y-intercept.
c) Interpret the meaning of D(4)=800.
Answer by Mathtut(3670) (Show Source): You can put this solution on YOUR website!
a) the slope means that you are traveling 65 miles every hour. You are moving 65 miles further away from Miami
:
b)the y intercept which is 540 is your starting point. You were 540 miles from Miami when you began.
c)D(4) =800 means you are 800 miles from Miami.
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