Quadratic Equations

Which is a factor of x² - 3x - 28?

• x + 7

• x - 14

• x + 4

• x - 4

What are the zeros of x² - 5x + 6 = 0

• x = 1 and 6

• x = -1 and 6

• x = 2 and 3

• x = -2 and -3

What are the solutions to the quadratic x² + 11x + 24 = 0?

• x = 3 and 8

• (x - 8)(x - 3)

• x = -3 and -8

• (x + 8)(x + 3)

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

What are the factors of x² + 6x - 27 = 0?

• (x - 9)(x + 3)

• x = 3 and -9

• (x + 9)(x - 3)

• x = -3 and 9

Solutions to quadratics are also called (Choose all that apply):

• roots

• zeros

• x-intercepts

• y-intercepts

Which of the following equations is quadratic?

• y = x³ + 1

• x + 10x = 4x²

• 3x - 2 = y

• y = 3(2)^x

Which graph has x-intercepts at

 $\left(-4,0\right)$  and  $\left(-2,0\right)$  ?

• 
• 
• 
• 

 $x^2=4$  Using the square root property, find the roots of the quadratic equation.

•  $x=\left\{\pm2\right\}$  

•  $x=\left\{2\right\}$  

•  $x=\left\{-2\right\}$  

•  $x=\left\{4\right\}$  

Identify the 'b' value: y = 16x² -8x -24

• 16
• -8
• 8
• -24

If the graph of a quadratic does not intercept the x axis at any point, then it has:

• 1 Real Solution
• 2 Real Solutions
• Half a Solution
• No Real Solution

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4