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- Multiplying Rational And Irrational Numbers

Multiplying Rational and Irrational Numbers
Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Emma Peterson
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the general rule for adding or subtracting radicals?
They can be of any size and type.
They must be multiplied first.
They must have the same size and type.
They must be divided first.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of the coefficient in multiplying radicals?
It has no significance.
It makes the radicals rational.
It tells the total number of groups or parts.
It determines the size of the radicals.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can rational numbers be identified?
By their inability to form ratios.
By their irrational nature.
By their non-repeating decimals.
By their repeating decimals.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is true about irrational numbers?
They are always rational.
They can be written as ratios of integers.
They have repeating decimals.
They cannot be written with repeating decimals.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of multiplying 3√5 and 2√3?
6√15, an irrational number
A rational number
Zero
A negative number
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of multiplying two irrational numbers in the given example?
Always zero
Sometimes rational, sometimes irrational
Always irrational
Always rational
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example of multiplying 3√2 and 4√18, what is the final result?
72, a rational number
A negative number
An irrational number
Zero
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