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Praxis Core
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Simplify Rational Expressions and State Restrictions
Grade Level
Praxis Core
5165.070 Simplify Rational Expressions and State Restrictions
0%
Skill Level
🟢 Easy
00:00
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Which choice correctly simplifies (x
3
+ 1)/(x
2
– 3x – 4) while retaining every excluded value from the original denominator?
A
(x - 4)/(x
2
- x + 1); restrictions: x ≠ -1, 4
B
(x
2
- x + 1)/(x - 4); restrictions: x ≠ -1, 4
C
(x
2
- x + 1)/(x - 4); restrictions: x ≠ 4
D
(x
2
- x + 1)/(x - 4); restrictions: x ≠ -4, -1, 4
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