Try the Free Math Solver or Scroll down to Tutorials!

 

 

 

 

 

 

 

 
 
 
 
 
 
 
 
 

 

 

 
 
 
 
 
 
 
 
 

Please use this form if you would like
to have this math solver on your website,
free of charge.


Practice Test Three B

1. Completely factor the following expressions (3pts each):

2. Given the general quadratic equation ax^2 + bx + c = 0 , state the Quadratic Formula (3pts):

3. Use the method of COMPLETING THE SQUARE to solve the quadratic equations (4pts each)

4. Use the QUADRATIC FORMULA to solve the quadratic equations: (4pts each)

5. Without actually solving the equation, use the discriminant to discuss the nature of the roots of the following
quadratic equations (3pts each):

6. Solve the equation (do not check for extraneous solutions): (4pts)

7. Solve the equation (do not check for extraneous solutions): (4pts)

8. After doing everything correctly, Joe College
obtained x = 9/4 and x = 4 as solutions to the
equation . Determine which
solution(s) is (are) extraneous. (4pts)

9. After doing everything correctly, Joe College
obtained x = -5 and x = 3 as solutions to the
equation . Determine which
solution(s) is (are) extraneous. (4pts)

10. Shade the area of the plane determine by the following inequalities: (2pts each)

11. Solve the following systems of equations by using the SUBSTITUTION method (4pts each):

12. Solve the following systems of equations by using the ELIMINATION method (4pts each):

13. Determine an equation of a line which is parallel
to the line 2x + 3y = 27 and passing through the
point (3, -4). (4pts)

14. Determine an equation of a line which is
perpendicular to the line and passing
through the point (-3, 5) . (4pts)

15. Determine an equation of the perpendicular bisector of the line segment whose midpoint is (−2,3) and has
slope = -7/4. (4pts)

16. Write an equation of a circle with center at. (3pts each)
(a) (3, 4) and radius of 5
(b) (–2, 5) and radius of 7

17. Determine the center and radius of each of the circles (3pts each)

18. Sketch the graph of the circle with center at (3, 2) and radius = 5. (3pts)

19. Determine the center and radius of the circle (5pts).