4.9 Flashcards
1
Q
Solve quadratic inequality using a table
A
Plug in points till no longer work
2
Q
Solve quadratic inequality using a graph
A
Find the X’s, quadratic formula
open up or down
Use extra point to see if invetween
3
Q
Solve quadratic inequality using algebraically
A
Find X’s
Graph on timeline
Check points before, between, after