4.9 Flashcards

1
Q

Solve quadratic inequality using a table

A

Plug in points till no longer work

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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

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3
Q

Solve quadratic inequality using algebraically

A

Find X’s
Graph on timeline
Check points before, between, after

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