Linear Inequalities
PSAT · Flashcards · Recall
PSAT · FLASHCARDS
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QUESTION
Which values satisfy
x
<
−
2
x < -2
x
<
−
2
or
x
≥
3
x \ge 3
x
≥
3
in interval notation?
QUESTION
Which inequality matches the statement "
x
x
x
is greater than or equal to
−
3
-3
−
3
"?
QUESTION
What is the interval notation for the solution set of
x
>
3
x > 3
x
>
3
?
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ANSWER
(
3
,
∞
)
(3, \infty)
(
3
,
∞
)
. Open parenthesis excludes 3; infinity always uses parenthesis.
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