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5 Cards in this Set
- Front
- Back
- 3rd side (hint)
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What are are logarithms? |
The inverse of exponential functions. |
Inverse |
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What can logarithms be used for? |
A relationship which is expressed in exponents can also be written in terms of logarithms. |
Exponents |
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How do you write logarithms? |
Logan=x is equivalent to a^x=n Where a cannot = 1 E.g. 2^5=32 is equivalent to log232=5 |
Logan=x |
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How do you find the power of a logarithms on a calculator? |
Find the log[]([]) button on the calculator. Input the base in the small box, and input the exponent in the brackets. |
Log[]([]) |
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How can you tell if the logarithms power will be a fraction? |
If the exponent is smaller than the base then the power will be a fraction. E.g. log648=1/2 |
[]>[] |
