1.2 Review Worksheet (continued)
11.
12.
13.
4
f
f
4
4
2
f
–2
Graph each function. 14.
2003 Federal Income Tax Rates
Income ($) Tax Rate ( % )
25,000 15
50,000 25
75,000 28
100,000 28
150,000 33
1 2
15. f x x x ( ) for 0 = ≥
16. f x
x 1for 6 6 = + − < < x
( )
17. In a certain county, the fines for speeding in a school zone are $160 plus an additional $4 for every mile per hour over the speed limit. Write a function to represent the speeding fines. What is the value of the function for an input of 8, and what does it represent?
1.2.3 Exploring Transformations Perform the given translation on (3, 1). Give the coordinates of the translated point. 18. 2 units right 19. 4 units up
20. 5 units left, 4 units down
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