Level 3 Integration Walkthrough
2023 NCEA Level 3 Integration Question 2(a)
2023 Paper
Walkthrough overview
What this question practises
This 2023 walkthrough is part of AS91579 — Apply integration methods in solving problems.
Method: Reversing a linear exponential chain rule.
This is Question 2(a) from the 2023 NCEA Level 3 Integration paper for AS91579 — Apply integration methods in solving problems. Use the guided hints to practise the method before revealing the full working.
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Learning summary
Review the method, not only the answer
This walkthrough helps you practise reversing a linear exponential chain rule. Use the hints to plan the method, then repeat the question without hints and check each step.
Common mistake to avoid
Do not stop after differentiating the outside function; include the derivative of the inside function as a factor.