Math Practice Topic: Quadratic Zero Equations

Description: Solve quadratic equations that equal zero using factoring techniques.

Adaptive Learning Progression: The factoring required becomes more complex.

Sample Levels (out of 6)

Factor the expression and solve for the zeros. Separate answers with commas. Example: x=-3/2,2

1.
x 2 + 9x - 10 = 0
x =

Factor the expression and solve for the zeros. Separate answers with commas. Example: x=-3/2,2

1.
- 5x 3 + 20x 2 + 105x = 0
x =
2.
3x 3 + 18x 2 - 81x = 0
x =

Factor the expression and solve for the zeros. Separate answers with commas. Example: x=-3/2,2

1.
x 3 + 10x 2 + 25x = 0
x =
2.
2x 3 + 15x 2 + 25x = 0
x =
3.
- 4x 3 + 38x 2 - 70x = 0
x =
4.
4x 2 - 16x - 20 = 0
x =

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