
Understanding Radical Expressions

Interactive Video
•
Mathematics
•
7th - 10th Grade
•
Hard
Standards-aligned

Mia Campbell
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is required for radicals to be considered 'like radicals'?
They must have the same coefficient.
They must have the same index and radicand.
They must have different radicands.
They must be in the simplest form.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the first example, what is the sum of 4√5 and 3√5?
7√5
6√5
8√5
5√5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you add like radicals?
Subtract the coefficients and keep the radical part the same.
Add the radicands and keep the index the same.
Multiply the coefficients and add the radicands.
Add the coefficients and keep the radical part the same.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the second example, which radicals are considered like radicals?
√7 and 9√7
√7 and 2√3
3√3 and 9√7
3√3 and 2√3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of combining 3√3 and 2√3?
7√3
6√3
5√3
4√3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the third example, which radicals can be combined?
5√x and 4√xy
5√x and √x
4√xy and √x
5√x and 4√x
Tags
CCSS.HSA.APR.D.7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sum of 5√x and √x?
6√x
8√x
7√x
5√x
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