Graphing Linear Inequalities and Systems
Algebra · Flashcards · Application
ALGEBRA · FLASHCARDS
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QUESTION
Which region is shaded for
y
>
−
x
+
4
y > -x + 4
y
>
−
x
+
4
?
QUESTION
Does the point
(
4
,
2
)
(4,2)
(
4
,
2
)
satisfy the system
y
>
x
y > x
y
>
x
and
y
≤
5
y \le 5
y
≤
5
?
QUESTION
Does the point
(
2
,
1
)
(2,1)
(
2
,
1
)
satisfy
y
≥
x
y \ge x
y
≥
x
?
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ANSWER
No, because
1
≥
2
1 \ge 2
1
≥
2
is false. Substitute
(
2
,
1
)
(2,1)
(
2
,
1
)
:
1
≥
2
1 \ge 2
1
≥
2
is false.
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