Adv. Algebra Ch. 2 review This review should prepare you for the chapter 2 test in Advanced Algebra. Read the question, work out the answer, then check yourself by clicking the mouse.

Give the domain and range and tell if the set is a function: (-1,4), (2,5), (3,7)} yes it’s a function

2. Use the Vertical Line test to determine if each relation is a function. A. Yes

3. Use the Vertical Line test to determine if each relation is a function. B. B. No

4. State the domain and range for y= -x+2 and tell if it is a function  

5. If g(x) = x2 -6x+3 , find g(-2) 19

6. f(x)=3x+1 x+5 Find f(0) 1/5

7. Graph y=5

8. Sketch the graph of 3x + 2y = 3

9. Graph y > 3x - 1

10. Graph y = |x+2| - 3

11. Give 3 ordered pairs that fit y = x + 100 Answers may vary: (0, 100) , (1, 101), (2, 102), (-1, 99) , etc.

12. Name the x and y intercept 2x-3y=18 X-intercept is 9 and the Y-intercept is -6

13. Put 2x-3y=18 in slope-intercept form and then name the slope and y-intercept. Y=2/3 x – 6 Slope is 2/3 Y-intercept is (0, -6) or y = -6

14. What is the slope of 3x + 4y = 7 -3/4

15. What is the y intercept of x + 3y = 2 ? 2/3

16. What is the x-intercept of -5x + 3y = 9? -9/5

17. What is the slope of the line containing (1,4) and (3,8) 2

18. What is the slope-intercept equation that passes through (-1,-2) and has a slope of 3? y = 3x + 1

19. What is the slope-intercept equation of the line that passes through (1,4) and is perpendicular to: y = 2/3 x + 5? y = -3/2 x + 11/2

20. What is the equation of the vertical line passing through (1,2)? x = 1

21. Write the slope-intercept equation of the line that passes through (-2,1) and (-6, -4). y = 5/4 x + 7/2

22. What type of equation is y = 5x + 4. A. Step B. Quadratic C 22. What type of equation is y = 5x + 4? A. Step B. Quadratic C. Piecewise D. Linear D. Linear

23. What is a best fit line used for? To make predictions

24. Find the slope intercept form for a graph that passes through (2,7) and is parallel to y=-2x+8

25. Is y-x5=x linear? No

26. Determine if the lines are parallel, perpendicular, or neither y-3x=6 and 3y+12=9x

  7x – 15 y = - 33

28. Graph y=[x]-1

29. Graph y=-4│x-1│

30. Name the type of function from the graph shown 30. Name the type of function from the graph shown. Absolute value, linear, step, piecewise, constant

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