2. G. Anthony Streamwood HS Algebra 3-4

4. Find the midpoint of (-9, 1.7) and (-11,1.3). A.) (1, 1.5) B.) (-10, 3) C.) (-10, 1.5)D.) (1, 3) LW Extra help

6. Find the midpoint of (15, 6) and (12, 14). A.) (27, 10)B.) (3, 8) C.) (0, 0)D.) (13.5, 10) LW Extra help

8. Find the distance between (-5, -2) and (3,4) A.) (1, 1)B.) 10 C.) 2D.) 126 LW Extra help

10. Find the vertex of x = 2(y – 3 ) 2 + 1 A.) (1, 3)B.) (3, 1) C.) x = 3D.) x = 1 LW Extra Help

12. What is the axis of symmetry of y = (x – 4) 2 + 3 A.) (4, 3)B.) (3, 4) C.) x = 4D.) y = 4 LW Extra Help

14. What is the equation that could represent this parabola? A.) x = -2(y + 1) 2 + 1B.) y = -2(x + 1) 2 + 1 C.) x = 3(y + 2) 2 + 1D.) y = 4(x + 3) 2 + 1 LW Extra Help

16. What is the standard form of y = x 2 + 2x + 2 A.) y = (x − 1) 2 + 3B.) x = (y + 1) 2 + 1 C.) none of theseD.) y = (x + 1) 2 + 2 LW Extra Help

18. Write the equation of a circle that has a center of (3, 0) and a radius of 3. A.) (x – 3) 2 + y 2 = 3 B.) (x – 3) 2 + y 2 = 9 C.) (y – 3) 2 + x 2 = 9D.) x 2 + (y – 3) 2 = 3 LW Extra Help

20. What is the center and radius of (x – 2) 2 + (y + 4) 2 = 16 A.) (-4, 2), r = 16B.) (2, 4), r = 4 C.) (2, -4), r = 4 D.) (-4, 2), r = 16 LW Extra Help

22. Find the center and major and minor axis of y 2 + x 2 = 1 16 9 A.) (4, 3); 4; 3B.) (0, 0); 4; 5 C.) (0, 0); 8; 9D.) (0, 0); 8; 6 LW Extra Help

24. Find the foci of y 2 + x 2 = 1 49 25 A.) (0, 0)B.) 16 and 10 C.) (7, 5) and (-7, -5)D.) (0, ± 2√6) LW Extra Help

26. Find the vertices, foci and equations of asymptotes of x 2 – y 2 = 1 9 36 A.) (0,±3); (0,±3√5) x=±2y B.) (±3,0); (±3√5, 0) y=±2x C.) (0,±9); (0,±3√5) x=±2y D.) (±6,0); (±3√5, 0) y=±4x LW Extra Help

28. Write an equation for the hyperbola that has vertices of (3, 0) and (-3,0) and foci of (5, 0) and (-5,0). A.) x 2 /9 – y 2 /16 = 25 B.) x 2 /9 + y 2 /25 = 1 C.) x 2 /3 – y 2 /5 = 5 D.) x 2 /9 – y 2 /16 = 1 LW Extra Help

30. Classify 9x 2 + 4y 2 = 36 A.) parabolaB.) hyperbola C.) ellipseD.) circle LW Extra Help

32. Which of the following equations can represent this? A.) y + 3 = 2x 2 – 4xB.) 16x 2 + y 2 = 4 C.) 25x 2 + 10y 2 – 25 = 0D.) x + 3 = 3y 2 – 9y LW Extra Help

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