Understanding Logarithm Definitions

00:00 2 marks

Define the logarithm function in terms of its relationship to exponential functions. Explain how the logarithm serves as the inverse of an exponential function.

Hint Hint

Hint

Recall that if $a^x = y$, then $\log_a y = x$.

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Answer Answer

Complete Answer

The logarithm function is the inverse of the exponential function: if $a^x = y$, then by definition $\log_a y = x$.

Mark Scheme Mark Scheme

Answer Explanation Answer Explanation

Examiner Tips Examiner Tips

Common Errors Common Errors

Focus Focus

Formula Booklet

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