Integration By Substitution Explained – Integral, Calculus @MathQueenSusanne

Uploaded March 2026 | Updated September 2026, 2 weeks ago

In this calculus tutorial I (Susanne) explain how to solve a definite integral using u-substitution, including how to correctly handle the limits of integration. We solve the integral with the exponential function and transform it using substitution to make it simple and clean. Mathematics explained.

00:00 Intro – Solving integrals
1:09 When to use „Integration by parts“
2:01 When to use „Substitution“
2:46 Step 1: Substitute
3:33 Step 2: Limits
5:08 Step 3: du/dx
7:11 Step 4: Solve for dx
8:27 Step 5: Replace in the integral
10:46 Solving the integral
12:52 See you later!

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#integration #maths #mathematics

Integration By Substitution Explained – Integral, Calculus

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