Algebra 2 Quadratics Review

Simplify.

• -5i

• 5

• 5i

• -5

• 2i√6

• 8i√3

• -2√6

• -2i√6

Simplify:
2x ( -2x -3)

• -4x - 3

• x² - 3

• -4x² - 6x

• -4x - 6

(x + 7)(x + 9)

• x² + 63x + 16

• x² + 16x + 63

• x² + 79

• x² + 16x + 2

(x + 7)(x - 2)

• x² - 5x + 5

• x² - 9x - 14

• x² - 5x - 14

• x² + 5x - 14

(2x - 1)(x + 2)

• 2x² + 3x - 2

• 2x² - 5x - 2

• 2x² + 3x + 2

• 2x² - 5x + 2

Find the sum.
(2x² + 5x - 7) + ( 3 - 4x² + 6x)

• 2x² + 3x +1

• -2x² - 11x -4

• 2x² + 5x -7

• -2x² + 11x -4

Find the difference. 
(3- 2x + 2x²) - (4x -5 +3x²)

• x_² + 6x + 8

• 2x² + 5x - 7

• -x² -6x + 8

• -2x² + 11x - 4

• 10
• -10
• 10i
• -10i

Which of the following quadratic equations best represents the following data?

• y = 7x² - 3x

• y = 3x² - 2x + 1

• y = 6x² + 3x - 2

• y = 7x² - 3x + 1