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13 cards from this deck
A range of possible values for a variable
Less than
Less than or equal to
Greater than
Greater than or equal to
When inequality includes equal to (≤≤≤ or ≥≥≥)
When inequality doesn't include equal to (<<< or >>>)
Flip the inequality sign
For ≤≤≤ or ≥≥≥ inequalities
For <<< or >>> inequalities
Choose a test point and substitute to check which side satisfies the inequality
Unwrap the unknown variable in the middle
Simplify, sketch the graph, use graph to find values
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