Review Test 2 - AQR

​Review 2 (Test 2) - AQR

​Slope Formula:

Example 1: Find the Slope of the line that goes trough the points (​ -5,3) and (2,1)

Multiple Choice

Find the slope of (7,5) and (4,4)

• $$m=\frac{1}{3}$$

• $$m=\frac{4}{8}$$

• $$m=\frac{9}{2}$$

• $$m=\frac{9}{4}$$

​Standard Form to Slope Intercept Form

Example: ​6x +2y = 24

Multiple Choice

what is the slope intercept form for the equation -2x + 8y = 2

• y = -2x + 8

• y = 1/4x + 1/4

• y = -1/4x - 1/4x

• y = 2/8x + 4

Multiple Choice

what is the slope intercept form for the equation (You Do)

• y=-5x+5

• y=-x+5

• y=x+1

• y=-x+1

​Types of slope

Multiple Choice

Find the slope of the line.

• Undefined
• 0
• 1
• -1

​Point Slope Form

Example 2: Find the equation of the line passing trough the point (3,-1) and slope of 2

Open Ended

Create the equation of the line with the point (2,4) and m=5.

Multiple Choice

Is this set of ordered pairs a function or not a function? 

• Function
• Not a Function 

​Functions & Domain and Range

Example: Function? Domain? Range?​

Multiple Choice

Is this graph a function or not a function? 

• Function 
• Not a Function

Multiple Choice

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

Multiple Choice

Evaluate 2a + 4b 
if a = 10     and    b = 6

• 20
• 24
• 44
• 4

Multiple Choice

b² + 4
when b = 3

• 10
• 12
• 13
• 11