Mathematics

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Help me with algebra plz (Only 2 question)

Mathematics

Graded Assignment
Math: Algebra I | Unit 6 | Lesson 9: Rational Expressions Unit Test
Name:
Date:
Graded Assignment
Unit Test, Part 2
Show all your work.
(8 points)
1. Bror simplifies the expression
1
x 2 + 3x + 2
as follows:
x+2
Score
2
x 2 + 3 x + 2 x 2 + 4
=
= x 2 + 2, ( x −2)
x + 2
2
1
1
1
His teacher tells him that his answer is incorrect. State what Bror did wrong, and simplify the expression correctly.
Answer:
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Page 1 of 2
Graded Assignment
Math: Algebra I | Unit 6 | Lesson 9: Rational Expressions Unit Test
(10 points)
2. Find the LCD of both fractions, then simplify the expression. Assume that no denominator
equals zero.
5
4
−
2
3 x y 6 xy 3
Score
Answer:
Your Score
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Copying or distributing without K12’s written consent is prohibited.
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