What are Logarithms?

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Solution

Logarithms are the "opposite" of exponential, just as subtraction is the opposite of addition and division is the opposite of multiplication. Logs "undo" exponential. Technically speaking, logs are the inverses of exponential.
$y = b^{x} . . . i s e q u i v a l e n t t o . . . . (m e a n s t h e e x a c t s a m e t h i n g a s) l o g_{b} (y) = x$

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