Quadratics Mixed Practice

Use the quadratic formula to solve 2x² + 2x - 12?

• -2, 3

• 2, 3

• 2, -3

• -2, -3

Solve by using the quadratic formula.

n² - 2n - 3 = 0

• {3 and-1}

• {4 and -4}

• {5 and -3}

• {8 and -7}

Solve the following quadratics equation by completing the square...

x² + 12x + 10 = 0

• x = -6 ± √26

• x = 6 ± √26

• x = 26 ± √6

• x = -26 ± √6

Solve for x by factoring.
x² -8x +12=0

• -6, -2

• -2, 6

• 2, 6

• -6, 2

find x for

2x²-8x-24=0 usingthe quadratic formula

• x= 6, -2

• x= 2, -6

• x= 4, 2

• x= 2, 6

Solve the following quadratics equation by completing the square...

x² + 6x - 3 = 0

• x = -3 ± √12

• x = 3 ± √12

• x = 12 ± √3

• x = -12 ± √3

Solve the following quadratics equation by completing the square...

x² + 4x - 1 = 0

• x = -2 ± √5

• x = -5 ± √2

• x = 2 ± √5

• x = -5 ± √5

Solve
a² + 2a - 24 = 0

• a = -6, 4

• a = 6, -4

• a = 12, -2

• a = 8, -3

What are the solutions?

• -2, 1

• 1, 2

• -1,2

• 0,-4

What are the x-intercept/s of the function? 

• (3,0)

• (-3,0)

• (9,0) & (-9,0)

• (-3, 0) & (3, 0)