
Adding and Subtracting Radicals

Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard

Amelia Wright
FREE Resource
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9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What must be the same in order to add or subtract radicals?
The indices and radicands
The base numbers
The coefficients
The exponents
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the expression 2√2 + 3√2 - 10√2, what is the result?
-5√2
5√2
15√2
0
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why can't 4√5 be added to 2√2?
Different exponents
Different indices
Different radicands
Different coefficients
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following can be added together?
4√5 and 2√2
4√5 and 4√5
2√2 and 3√3
5√3 and 5√2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of adding 4√5 and -2√5?
2√5
0
6√5
-2√5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should you do with the coefficients when adding like radical terms?
Multiply them
Divide them
Add or subtract them
Ignore them
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a key point to remember when working with radicals?
Always multiply the radicands
Focus only on the indices
Ensure indices and radicands are the same before adding
Ignore the coefficients
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is true about adding radicals?
Radicals with different radicands can be added
Radicals must have different indices to be added
Radicals can be added regardless of their indices
Only like radicals can be added
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens if the indices of radicals are different?
They must be divided
They cannot be added
They must be multiplied
They can still be added
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