Solve a Polynomial Equation 7-4

Solve the polynomial equation:

 $\left(x+4\right)\left(x-5\right)=0$  

• x = -4, x = 5

• x = 0 

• x = 4, x = -5

• x = -20

Tags

CCSS.HSA-REI.B.4B

Solve the polynomial equation.
Select all the zeros:

 $\left(x+5\right)\left(x+9\right)=0$  

• -5

• 5

• 9

• -9

• 0

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

Select all the words that mean the same as "solutions" to a polynomial equation:

• roots

• zeros

• x-intercepts

• binomials

• y-intercepts

Tags

CCSS.HSF-IF.C.7C

Select the zeros of the function:

• (0, 0)

• (1, 1)

• (2, 0)

• (-2, 0)

Tags

CCSS.HSA.APR.B.3

What is this property called?

 $if\ A\times B\ =0\ ,\ then\ A\ =\ 0\ or\ B=0$  

• zero to hero

• zero formula

• zero product property

• zero blast

Tags

CCSS.HSA-REI.B.4B

Is this equation solved correctly ?

• yes

• no

Tags

CCSS.HSA-REI.B.4B

Is this equation solved correctly?

• yes

• no

Tags

CCSS.HSA-REI.B.4B

What are the roots of the function?

(select 2)

• (-22, 0)

• (0, 68)

• (15,0)

• (0, 0)

Tags

CCSS.HSF-IF.C.7A

Is this solved correctly?

• yes

• no

Tags

CCSS.HSA-REI.B.4B

How many solutions will this equation have?

 $\left(x+5\right)\left(x-3\right)\left(2x+9\right)=0$  

• 1

• 2

• 3

• -5

• -4.5

Tags

CCSS.HSA-REI.B.4B