Solving Quadratic Equations by Factoring

In the quadratic equation x² + 3x + 2 = 0 what does a * c equal? (The * means multiply.)

• 1

• 2

• 3

• 6

In the quadratic equation x² + 3x + 2 = 0 what is b?

• 1

• 2

• 3

• 6

Which of the following are factors of 2? Select all that apply!

• 1 * 2

• -1 * -2

• 2 * 2

• -2 * -2

• All of the above

In the quadratic equation x² + 3x + 2 = 0 which of the following are factors?

• (x+3)(x+2) = 0

• (x+1)(x+6) = 0

• (x+1)(x+2) = 0

• (x+6)(x+5) = 0

In the quadratic equation x² + 3x + 2 = 0 which of the following are solutions?

• -2 and -3

• 1 and 6

• 1 and 2

• -1 and -2

In the quadratic equation x² + 2x - 15 = 0 what does a * c equal? (The * means multiply.)

• -13

• -15

• 15

• -17

In the quadratic equation x² + 2x - 15 = 0 what is b?

• 1

• 2

• -15

• None of the above

Which of the following are factors of -15?

• 1 * -15

• -15 * 1

• 3 * -5

• -3 * 5

• All of the above

In the quadratic equation x² + 2x - 15 = 0 which of the following show the equation in factored form?

• (x+2)(x-15) = 0

• (x-1)(x-15) = 0

• (x+5)(x-3) = 0

• (x-13)(x-17) = 0

In the quadratic equation x² + 2x - 15 = 0 what are the solutions?

• 2 and -15

• -2 and 15

• 3 and -5

• -3 and 5