P3.3.1 - function ex and its graph

The function ex and its graph.; To include the graph of y = eax + b + c.

Use function ex and its graph to connect the rule to the data and decision in the question.

This matters because function ex and its graph determines what can be inferred or chosen; begin with the stated conditions and keep the conclusion tied to the evidence.

Example: apply function ex and its graph to one small, clearly defined case, show the key step or comparison, and explain the result in words.

Boundary: function ex and its graph is not a universal recommendation. Check the syllabus scope, assumptions, units and the limits of the evidence before generalising.