SOLUTION: A speed versus time graph is shown below. What is the average rate of change in the speed for the first 4 s? link to graph: https://gyazo.com/d72a2c726278628736f5b276cc629bad

Question 1176217: A speed versus time graph is shown below. What is the average rate of change in the speed for the first 4 s?
link to graph: https://gyazo.com/d72a2c726278628736f5b276cc629bad
Found 2 solutions by ikleyn, MathLover1:
Answer by ikleyn(52799) (Show Source): You can put this solution on YOUR website!
.

Take the difference of speeds v(4) - v(0) and divide this difference by 4 seconds.

That's all.

Answer by MathLover1(20850) (Show Source): You can put this solution on YOUR website!

slowed down at a variable rate, decreasing his speed as time increased, so you have a decreasing line that begins at a point at (, ) and ends at (, ),
the average rate of change is equal to a
so, the average rate of change is
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