LINEAR
FUNCTION
Equation:
QUADRATIC
FUNCTION
Equation:
y = mx + b
y = ax2 + bx + c
m: slope (y2-y1/ x2-x1)
b: y-intercept
X-intercepts: point where line
crosses the x-axis
Graph
ABSOLUTE VALUE
FUNCTION
Equation:
SQUARE ROOT
FUNCTION
Equation:
y = |x|
y = √𝒙
X-intercepts: point(s) where
line crosses the x-axis
Y-intercepts: point where line
crosses the y-axis
Line of symmetry: at the vertex
(symmetrical on both sides)
Vertex: highest/lowest point
Minimum/Maximum:
lowest/highest point on the
graph
X-intercepts: point(s) where
line crosses the x-axis
Y-intercepts: point where line
crosses the y-axis
Line of symmetry: at the vertex
(symmetrical on both sides)
Vertex: highest/lowest point
Minimum/Maximum:
lowest/highest point on the
graph
X-intercepts: point(s) where
line crosses the x-axis
Y-intercepts: point where line
crosses the y-axis
Graph
Graph
Graph