MathAlgebra
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Card 1 of 8. Answer hidden.
Prompt
What does an inequality describe?
Answer
A set or region of values, not usually one isolated value.
Prompt
When must an inequality sign reverse?
Answer
When both sides are multiplied or divided by a negative number.
Prompt
How do “at most” and “no more than” translate?
Answer
Use ≤.
Prompt
How do “at least” and “no less than” translate?
Answer
Use ≥.
Prompt
Open versus closed endpoint?
Answer
Use an open circle for < or > and a closed circle for ≤ or ≥.
Prompt
What does an “and” compound inequality require?
Answer
Values must satisfy both inequalities, so keep their overlap.
Prompt
What extra step may a context require after solving?
Answer
Restrict the solution to meaningful integers or nonnegative values.
Prompt
How can you check which side of a boundary works?
Answer
Substitute a simple test value into the original inequality.
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