Post test review Part 1

Identify the key features of the line represented by the equation

-5x+3y=-15

x-intercept: ​ (a)   y-intercept: ​ (b)  

• (3,0)
• (0,-5)
• (0,3)
• (-5,0)

Which graph represents 2x + 4y = 12?

• 
• 
• 
• 

Convert to slope intercept form
y-3=-2(x+4)

• y=2x-5
• y=-2x+7
• y=-2x-5
• y=-2x +1

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Determine the y-intercept for the following equation
4x + 2y = -12

• 4
• -6
• -12
• 2

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

Write the equation of a line that passes through points (-2, -8) and
(2, 4)

Finally, use the slope "m" and y-intercept "b" to write your final equation in y = mx+b form

• y = 3x + 10

• y = 3x - 2

• y = -2x + 8

• y = 2x + 4

Write the equation of a line that passes through points (- 4, 2) and

(8, 8).

Given f(x) = -5x - 15, find f(4).

Tags

CCSS.HSF.IF.A.2

Given f(x) = x² + 3x + 1, find f(-4).

Tags

CCSS.HSF.IF.A.2

All of the x values or inputs are called what?

• Domain
• Range
• Relation
• Function

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.

• D: {1, -3, -4,}
  R: {0, 1, 2, -4}
• D:{0, 1, 2, -4}
  R:{1, -3, -4}
• D:{0, 1, 2, 3, 4}
  R:{1, -3, -4}