8M: 5-3 QC (rate of change)

1. Calculate the rate of change for the given date table. 1 -4 2 4 x 2 4 6 -2 y 6 2 2. -6/1 -1/6 6/1 1/6 What is the slope of the given line segment? 3. Tell whether the slope of the line is positive, negative, zero or undefined. y positive negative zero undefined x 4. Tell whether the slope of the line is positive, negative, zero or undefined. y positive negative zero undefined x 5. Tell whether the slope of the line is positive, negative, zero or undefined. y positive negative zero undefined x 6. Tell whether the slope of the line is positive, negative, zero orundefined. positive negative zero undefined y x 7. Find the rate of change in the number of votersat the local precinct between 8 A.M. until 10 A.M. 39 voters/hr # voters time 8 A.M. 78 78 voters/hr 10 A.M. 156 156 voters/hr 12 P.M. 234 2 P.M. 312 8. Slope and rate of change are ... completely different concepts opposites never calculated the same way the same concept 9. What two words help us remember how to calculate the rate of change or the slope of a line? back and forth rise and run together and apart in and out 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 10. *If the rate of change is negative, put the negative in the numerator. Find the rate of change for the graph. 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 11. *If the rate of change is negative, put the negative in the numerator. Find the slope for the graph below. 2 -2 4 -4 6 -6 2 -2 4 -4 6 -6 8 -8 10 -10 12. *If the rate of change is negative, put the negative in the numerator. Find the slope for the graph below. |

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