Factoring & Solutions to Quadratics STAAR Review

1. Which expression is equivalent to -6x² - 11x - 4 ?

• (3x + 7)(3x - 3)

• (-3x + 4)(2x - 1)

• (3x - 7)(3x + 3)

• (-3x - 4)(2x + 1)

2. Which function is equivalent to f(x) = 6x² - 13x + 5 ?

• f(x) = (3x - 1)(2x + 5)

• f(x) = (3x - 5)(2x - 1)

• f(x) = (3x - 1)(2x - 5)

• f(x) = (3x - 5)(2x + 1)

3. Which expression is equivalent to 2x² + 7x + 4 ?

• (2x - 1)(x + 4)

• (2x + 1)(x - 4)

• (2x + 1)(x + 4)

• None of these

4. Which expression is a factor of x² - 5x - 6 ?

• x - 6

• x - 2

• x - 3

• x - 1

5. Which expression is equivalent to 6x² + 13x + 5 ?

• (2x + 5)(3x - 1)

• (2x - 5)(3x + 1)

• (2x + 1)(3x + 5)

• (2x - 1)(3x - 5)

6. Which expression is equivalent to m² - 13m - 30 ?

• (m - 15)(m + 2)

• (m - 10)(m - 3)

• (m + 15)(m - 2)

• (m + 10)(m + 3)

7. Which expression is a factor of 18x² - 15x + 2 ?

• 3x - 2

• 9x - 1

• x - 2

• 2x - 1

8. Which expression is equivalent to x² - 17x - 60 ?

• (x - 20)(x + 3)

• (x - 5)(x - 12)

• (x - 20)(x - 3)

• (x + 5)(x - 12)

9. Which expression is a factor of 21x² + 13x - 20 ?

• 3x - 4

• 7x - 5

• 7x + 4

• 3x + 5

10. Which expression is a factor of 9r² - 4r + 1 ?

• 3r - 1

• r - 1

• 9r - 1

• There are no real factors