To find the rate of change of the function, Kevin did the following:
0-(-1)
2-2.5
...
Mathematics, 18.04.2020 00:05, Drreeaa
To find the rate of change of the function, Kevin did the following:
0-(-1)
2-2.5
1
-0.5
=-2
What was Kevin's mistake?
He incorrectly chose (-1, 2.5) as a point on the graph.
He incorrectly chose (0, 2) as a point on the graph.
He mixed up the numerator and the denominator of the fraction.
© He subtracted -1 from O when he should have added -1 to 0.
Answers: 3
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