Practice Common And Natural Logarithms (4) - Introduction to Logarithms

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9 questions

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3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
Convert the following to logarithmic form: 10^2 = 100.
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Think about the base which is 10.
Question 2.
What is the common logarithm of 1000?
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How many times do we multiply 10 to get 1000?
3Question 3.
What is log(10)?
- 0
- 1
- 2
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What exponent do you raise 10 to get 10?
4Question 4.
True or False: ln(1) = 0.
- True
- False
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Think about the relationship between log and its base.
Question 5.
If log(x) = 7, solve for x and express the answer as a power of 10.
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Convert the logarithm to its exponential form.
Question 6.
This equation ln(2x) - ln(x) = 1 needs solving. Find x.
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Use the properties of logarithms to combine them.

5 more questions in this section. Enroll free to practise them all.