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Questions and Answers
In the early 20th century, what tool did people use for calculations before slide rules and calculators?
Logarithms
What technological advancement replaced slide rules in the 1970s?
Electronic calculators
What are logarithms used for?
To help with multiplication, division, powers, and roots
Who invented logarithms?
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What inspired John Napier to invent logarithms?
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When did John Napier start working on the idea of logarithms?
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What does the word 'logarithm' mean?
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How did John Napier show that multiplying two numbers is the same as adding their logarithms together?
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