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Mathematics lessons for IB® Diploma Programme

Applications and Interpretation | Functions

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Exponential Reflections

Activity Overview

Students determine that the inverse of the exponential function is the natural log function by plotting the inverse of exponential solution points.

Key Steps

step1

Step 1

Students will plot the inverse of points from an exponential function to discover it is the natural log function.

step2

Step 2

Students will also explore the inverse of the function y = 10x.