Class 9 Mathematics · Chapter 1 · Test 3
Indices, Radicals and Surds
34 MCQs
35 questions · 30 min · 35 marks
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Sample questions
The first 5 of 35. Try each one, then tap to see the answer.
Question 1
In a radical expression what is the number under the radical sign called?
- AIndex
- BRadicand
- CExponent
- DCoefficient
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Answer: B
The radicand is the quantity placed under the radical sign.
Question 2
In the nth root of a what is n called?
- ARadicand
- BBase
- CIndex
- DProduct
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Answer: C
The index indicates which root is being taken.
Question 3
Which is the exponential form of square root of a?
- Aa squared
- Ba to the power 1/2
- Ca to the power 2
- Da/2
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Answer: B
A square root can be written as an exponent of one-half.
Question 4
For nonzero a what is a to the power zero?
- A0
- B1
- Ca
- D-1
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Answer: B
Any nonzero base raised to zero equals one.
Question 5
What is a to the power m times a to the power n?
- Aa to the power mn
- Ba to the power m+n
- Ca to the power m-n
- Da to the power n-m
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Answer: B
When multiplying equal bases their exponents are added.
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