Finding Least Common Denominator of Rational Expressions
Authored by Anthony Clark
Mathematics
11th Grade
CCSS covered
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17 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
x + 3
(3-x)(x-3)
3 - x
x - 3
Tags
CCSS.HSA.APR.D.7
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.HSA.APR.D.7
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
My answer is incorrect! :-O Look over my work. Where did I go wrong?
Step 1 - incorrect factoring
Step 2 - incorrect factoring
Step 3/4 - incorrect factor for the least common multiple
Step 5 - incorrect distributing
Step 8 - incorrect reducing
Tags
CCSS.HSA.APR.D.7
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.HSA.APR.D.7
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the LCD of the following rational expressions
(x+1)(x-1)
(x+1)2 (x-1)
(2x+2)
Tags
CCSS.HSA.APR.D.7
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
(x+1)(x-1)
(x+1)2 (x-1)
(2x+2)
Tags
CCSS.HSA.APR.D.7
7.
MULTIPLE SELECT QUESTION
1 min • 1 pt
You need a Common Denominator to
add rational expressions
subtract rational expressions
multiply rational expressions
divide rational expressions
Tags
CCSS.HSA.APR.D.7
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