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Chapter 11 Studyguide
For Exercises 1-2, tell whether each situation produces an arithmetic
or geometric sequence of events. State the common difference or ratio.
1. A plant grows 3 inches each month.
2. The number of bacteria decreases by half each day.
3. A sequence has a common difference of 4 and a first term of 8.
Find the next three terms.
Use the function rule f(x)= 3x +1. Find each output
4. f(0)= ______
5. f(-1)= ______
6. a. Make a table to find the amount of parts q that workers make
in h hours. Use the equation q = 25h + 50.
b. How many parts are produced in 12 hours?
Graph each function.
7. y = x –2
9. y = 2x
8. y = x+4
10. y = ½ x + 1
Date
Match each function with its graph.
11. y = –2x + 4
a.
12. y = – x + 4
b.
13. y = x –3
c.
14. Use the slope formula to find the slope of a line between the points (0,-3) and (1,3)
15. Use the slope formula to find the slope of a line between the points (0,5) and (1,3)
16. a. A new $20 bill weighs approximately 0.5 gram.
Write a linear function that shows the weight of x $20 bills.
b. How much do 120 $20 bills weigh?
17. Describe a situation that can be represented by the
following graph.