Purchase Solution

Solving Quadratic Equations

Not what you're looking for?

Ask Custom Question

I am needing help for an upcoming test, could someone help me with this test review so that I can use this to study by I really need to pass this test.

Please see attached file for full problem description.

1. Solve. x2 = 21

2. Solve. x2 - 24 = 0

3. Solve by using the quadratic formula. x2 + 9x + 18 = 0

4. Graph the quadratic equation after completing the given table of values. y = x2 + 2

x y
-2
-1
0
1
2

5. Solve. -9(x - 3)2 = -7

6. Solve by completing the square.
2x2 + 4x + 1 = 0

7. Solve by completing the square.
4x2 + 2x - 3 = 0

8. Solve by using the quadratic formula. 4x2 - 3x + 11 = 0

9. Solve. (x - 4)2 = 64

10. Find the constant term that should be added to make the following expression a perfect-square trinomial.
x2 - 8x

11. Graph the quadratic equation after completing the given table of values. y = x2 + 3x

x y
-3
-2
-1
0
1

12. Graph the quadratic equation after completing the given table of values. y = x2 - 2x

x y
-1
0
1
2
3

13. Graph the quadratic equation after completing the given table of values. y = x2 + 2x - 3

x y
-3
-2
-1
0
1

14. Graph the quadratic equation after completing the given table of values. y = x2 - 5x + 4

x y
0
1
2
3
4

15. Graph the quadratic equation after completing the given table of values. y = -x2 + 1

x y
-2
-1
0
1
2

16. Graph the quadratic equation after completing the given table of values. y = -x2 - 2x

x y
-3
-2
-1
0
1

Purchase this Solution

Solution Summary

Quadratic equations are solved by various methods.

Purchase this Solution


Free BrainMass Quizzes
Geometry - Real Life Application Problems

Understanding of how geometry applies to in real-world contexts

Solving quadratic inequalities

This quiz test you on how well you are familiar with solving quadratic inequalities.

Graphs and Functions

This quiz helps you easily identify a function and test your understanding of ranges, domains , function inverses and transformations.

Probability Quiz

Some questions on probability

Know Your Linear Equations

Each question is a choice-summary multiple choice question that will present you with a linear equation and then make 4 statements about that equation. You must determine which of the 4 statements are true (if any) in regards to the equation.