Paper 1 · Integration
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Lesson 12 of 13
Integration 12 – Area between a curve and the x- axis
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- Find the area between a curve and the x-axis as a definite integral
- Sketch first, split the integral at every interior root, and take absolute values
- Find the area between a curve and a line, using the triangle formula as a shortcut
- Find the total area between two curves by summing region magnitudes
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