Practice Definition Of A Logarithm (1) - Introduction to Logarithms - IB 10 Mathematics

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8 questions

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6 sample questions

Question 1.
Write log_10(1000) in exponential form.
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Think of what base and exponent produces 1000.
Question 2.
Convert 5^x = 25 to logarithmic form.
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Remember, the base is what we start with.
3Question 3.
What is log_2(16)?
- 2
- 3
- 4
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Think of how many times you multiply 2 to get 16.
4Question 4.
True or False: The base of a logarithm can be negative.
- True
- False
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Remember the restrictions on the base for logarithms.
Question 5.
If log_5(125) = x, what is the value of x?
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Convert to exponential and simplify.
Question 6.
Determine the value of x if log_2(2x) = 5.
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Convert the log to exponential form and isolate x.

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