9week review alg 1

What are the roots of the function?

Roots are the x-intercepts values.

• -3, 0, and 3

• 0

• -2, 10, and -10

• 11, 0 and -11

Determine the roots of the function.

y = (x+1)(x-4)(x+2)

Graph the equation on DESMOS.COM and identify the roots which are the x-intercept values

• 1, 4, 2

• -1, -4, -2

• 1, -4, 2

• -1, 4, -2

Tags

CCSS.HSF-IF.C.7C

What are the x-intercepts of the following function?
y = (x - 1)(x +3)(x - 4)

Graph the equation on DESMOS.COM and identify the roots which are the x-intercept values

• 1, 3 and 4
• 2, 1, -3, and 4
• -1, 3, and -4
• 1, -3, and 4

Tags

CCSS.HSF-IF.C.7C

What are the zeros (x-intercepts)?

Graph the equation on DESMOS.COM and identify the roots which are the x-intercept values

• x = 2,-2
• x = 2,-2,0
• x = 2,0
• x = -4,-2,2,0

Tags

CCSS.HSF-IF.C.7C

When converting the equation

2x + 4y = 8

into slope-intercept form, the first step to solve for y would be to ____________.

• subtract 2x from each side

• subtract 4y from each side

• add 2x to each side

• add 4y to each side

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

After subtracting 2x from each side, the resulting equation is shown below:

2x + 4y = 8

4y = -2x + 8

The final step to solve for y would be to ____________.

• divide each term by 4

• divide each term by -4

• add 4 to each side

• subtract 4 from each side

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

The equation is now solved for y.

y = -¹/₂x + 2

Which is the graph of this equation?

Graph by hand or on DESMOS.COM

• 
• 
• 
• 

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

When converting the equation

-x + 2y = -10

into slope-intercept form, the first step to solve for y would be to ____________.

• add x to each side

• subtract x from each side

• add 2y to each side

• subtract 2y from each side

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

After adding x to each side, the resulting equation is shown below:

-x + 2y = -10

2y = x - 10

The final step to solve for y would be to ____________.

• divide each term by 2

• divide each term by -2

• add 2 to each side

• subtract 2 from each side

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

The equation is now solved for y.

y = ¹/₂x - 5

Which is the graph of this equation?

Graph by hand or on DESMOS.COM

• 
• 
• 
• 

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7