RBV Int 1 RFF 2017

What is the rate of change for the equation?
f(x) = -2x + 3

• 3
• -2
• -2/3
• -3/2

Which of the following words describe the function
f(x) = 5(3/2)^x

• linear, decreasing 
• exponential, decreasing
• linear, increasing 
• exponential, increasing

Which of the following words describe the function
f(x) = 4x - 6

• linear, decreasing
• exponential decreasing
• linear, increasing 
• exponential, increasing 

What is the solution to this system of equations?               y = 2x + 7
    y = x + 4

• (0, 7)
• (2, 11)
• (4, -3)   
• (–3, 1)

State if the two triangles are congruent. If they are, state how you know by naming the condition.

• Not Congruent
• Yes, ASA
• Yes, SSS
• Yes, SAS

Which of the following is NOT true?

• Medians for A and B are about the same
• A has 2 outliers and B has none
• B has a larger spread than A
• Disregarding outliers both boxplots are fairly symmetric

Find the midpoint between the points (8, 3) and (-2, 2).

• (4,5)
• (3,1)
• (3,2.5)
• (5,0.5)

What is the domain and range of the function below?

• D: (-4,∞) R: (-4,∞) 
• D: (-4,∞) R: (-1,∞) 
• D: (-1,∞) R: (-4,∞) 
• D: (-1,∞) R: (-1,∞) 

What is x if f(x) = 1?

• x = -2
• x = 4
• x = -4
• no solution

Which best describes the construction below

• a line bisecting BC
• a line bisecting angle ABC
• a perpendicular bisector 
• an angle bisecting the line