Download Slope Test Outline

Algebra Test #2: Function, Slope and Linear Equations
Functions – Reference Quiz 3
 Coordinate plane
o Quadrants , Origin, y-axis and x-axis
o Signs of coordinates in each quadrant

Functions
o Evaluate Functions when given a value for x: f ( x)  x 2  2; find f (3)
o Evaluate Functions when given a value for f (x) : f ( x)  x 2  2 ; find f ( x)  0
o Evaluate Functions when given a graph.
o Describe the Domain and Range of Function
o Graph specific function rules
o Mapping Diagrams – interpret and create
o Evaluate Composite Functions: f ( x)  x 2 ; g ( x)  x  2 find f g (3)
Slope and Linear Equations – Reference Quiz 4

Find the Slope of a Line…
 rise 
o Graphically m  

 run 
 y 2  y1 
o Algebraically m  

 x 2  x1 

Determine slope and y-intercept when given an equation
o Given: 4 x  3 y  9 , write the equation in slope-intercept form: y 
slope and y-intercept.

m
4
3
y-intercept = (0, 3)
Write the equation of a line in slope intercept form: y = mx
o Given a Graph:
 rise 
 Find the slope: 

 run 
 Find the y-intercept (where line crosses y-axis)
+b
o Algebraically
 Given the slope and one point (Solve for “b”)
 Given two points (Find the slope then solve for “b”)

Write the equation of Horizontal and Vertical Lines:
 Horizontal line: y = b, where b is the y-intercept
 Vertical line: x = a, where a is the x-intercept

Graph a Linear Equation or Linear Function
 When given a point and slope or two points.
 When given an equation in any form.
Spiral
 Solving equations with fractional and decimal coefficients

4
x  3 to determine the
3