Class 9 Mathematics · Chapter 2 · Test 2
Logarithmic and Exponential Forms
35 MCQs
34 questions · 30 min · 34 marks
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Sample questions
The first 5 of 34. Try each one, then tap to see the answer.
Question 1
What does a logarithm tell us?
- AThe sum of two numbers
- BThe exponent to which a base must be raised
- CThe product of two bases
- DThe difference between two exponents
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Answer: B
A logarithm identifies the exponent needed to produce a given positive number.
Question 2
In log base b of x equals y what is b called?
- AArgument
- BExponent
- CBase
- DMantissa
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Answer: C
The subscript b identifies the base of the logarithm.
Question 3
In log base b of x equals y what is x called?
- ABase
- BArgument or logarithm input
- CExponent
- DCharacteristic
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Answer: B
The number x is the argument whose logarithm is being found.
Question 4
In log base b of x equals y what is y?
- AThe base
- BThe argument
- CThe logarithm value
- DThe radicand
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Answer: C
The logarithm equals the exponent y.
Question 5
Which is the exponential form of log base 2 of 8 equals 3?
- A2 plus 3 equals 8
- B2 times 3 equals 8
- C2 to the power 3 equals 8
- D8 to the power 2 equals 3
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Answer: C
Logarithmic and exponential forms express the same relationship.
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