Review Quadratics

Given the zeros , what is the quadratic equation?

• y=x² +6x -8

• y=x² +6x +8

• y=x² -2x -8

• y=x² -2x +8

Given the zeros below, what is the quadratic equation?

• y=x² +9x -8

• y=x² +9x +8

• y=x² -9x -8

• y=x² -9x-8

Given the zeros below, what are the factors?

• (x+4) (x-2)

• (x+4) (x+2)

• (x-4) (x-2)

• (x-4) (x+2)

What are the x- intercepts?

• x= 0 and x= -4

• x= 0 and x= 4

• y= 0

• x= 2

Solve
6x² + 17x + 12 = 0

• x = -4/3, x = -3/2

• x = 9, x = 8

• x = 4, x = 3

• x = -4, x = -3

Solve
x² + 2x - 24 = 0

• x = -6, x = 4

• x = 6, x = -4

• x = 12, x = -2

• x = 8, x = -3

Solve
x² + 9x + 20 = 0

• x = -2, x = -10

• x = -3, x = -4

• x = -4, x = -5

• x = -4, x = -6

Solve:
x² - 49 = 0

• x = -7, x = 7

• x = -7

• x = 7

• x = -7, x = 1

Solve
 2x² - 3x - 2 = 0

• x = 1, x = -1

• x = -1/2, x = 2

• x = 1/2, x = 2

• x = 1/2, x = 1

Solve
5x² - 28x + 32 = 0

• x = 10/3, x = -6

• x = 8, x = 4/5

• x = 8/5, x = 4

• x = 8/5, x = -7