Starter Zeros, Roots, X-intercepts

The x-intercepts of a quadratic equation are known as the _____.

• vertices
• squares
• zeros
• formulas

Tags

CCSS.HSF-IF.C.7A

What is another way to say "where a function crosses the x-axis"?

• x-intercept

• zero

• root

• all of these.

• solution

Tags

CCSS.HSF-IF.C.7C

_{Identify the zeros from the graph given.}

• x = -1

• x = 1

• x = 0

• x = 0.5

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.D.11

Find the zeros of the function:

• $\left\{1,-3\right\}$

• $\left\{-1,3\right\}$

• $\left\{0,-3\right\}$

• $\left\{2,-3\right\}$

Find the solutions to the quadratic:

• $\left\{4,0\right\}$

• $\left\{4,-1\right\}$

• $\left\{3,5\right\}$

• $\left\{-3,-5\right\}$

Find the zeros of the function:  $f\left(x\right)=\left(x-11\right)\left(x+4\right)$  

•  $\left\{0,-44\right\}$  

•  $\left\{-7,4\right\}$  

•  $\left\{-11,4\right\}$  

•  $\left\{11,-4\right\}$  

The solutions to a quadratic are 0 & -8. What is the equation of the quadratic?

• $x\left(x-8\right)=0$

• $x\left(x+8\right)=0$

• $\left(x-4\right)\left(x+8\right)=0$

• $\left(x-8\right)\left(x+1\right)=0$