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Model and evaluate a nonnegative polynomial curve–line region with vertical strips · Check your progress
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Model and evaluate a polynomial curve–line region extending below the x-axis · Check your progress
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Model and evaluate a nonnegative region between polynomial curves with vertical strips · Check your progress
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Model and evaluate a region between polynomial curves extending below the x-axis · Check your progress
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Substitution and integration by parts · Check your progress
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Inverse-trigonometric and logarithmic standard integrals · Check your progress
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Model and calculate volumes of revolution · Check your progress
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Model and evaluate a nonnegative polynomial curve–line region with vertical strips · Check again
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Model and evaluate a polynomial curve–line region extending below the x-axis · Check again
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Model and evaluate a nonnegative region between polynomial curves with vertical strips · Check again
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Model and evaluate a region between polynomial curves extending below the x-axis · Check again
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Substitution and integration by parts · Check again
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Inverse-trigonometric and logarithmic standard integrals · Check again
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Model and calculate volumes of revolution · Check again
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Model and evaluate a nonnegative polynomial curve–line region with vertical strips · Retention check
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Model and evaluate a polynomial curve–line region extending below the x-axis · Retention check
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Model and evaluate a nonnegative region between polynomial curves with vertical strips · Retention check
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Model and evaluate a region between polynomial curves extending below the x-axis · Retention check
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Substitution and integration by parts · Retention check
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Inverse-trigonometric and logarithmic standard integrals · Retention check
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Model and calculate volumes of revolution · Retention check
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Practise: Model and evaluate a nonnegative polynomial curve–line region with vertical strips
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Practise: Model and evaluate a polynomial curve–line region extending below the x-axis
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Practise: Model and evaluate a nonnegative region between polynomial curves with vertical strips
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Practise: Model and evaluate a region between polynomial curves extending below the x-axis
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Practise: Substitution and integration by parts
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Practise: Inverse-trigonometric and logarithmic standard integrals
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Practise: Model and calculate volumes of revolution
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Revision notes
Choose substitution, parts or standard integrals, then use exact or numerical methods for bounded areas and volumes of revolution.
Key ideas
- Antiderivatives and positive area
Recover antiderivatives with their conditions, then select the correct boundaries and vertical separation for positive area.
- Exponential integrals and between-curve areas
Check inner factors, exact and numerical integrals, and changing upper/lower boundaries for regions on or above the axis.
- Substitution, parts and standard integrals
Choose and combine integration methods, transform bounds and branches consistently, and verify complete antiderivatives by differentiation.
- Signed regions and volumes of revolution
Build signed sums, region areas and rotated cross-sections from their boundaries, then verify exact or numerical integrals.
From the GCE A-Level H2 Mathematics 2027 syllabus
- Include: integration of f′(x)[f(x)]^n including n = −1, f′(x)e^f(x), sin² x, cos² x, tan² x, 1/(a² + x²), 1/√(a² − x²), 1/(a² − x²), 1/(x² − a²); given substitutions; integration by parts. Exclude reduction formulae.
- Include: definite integral as limit of sum and area under a curve; evaluating definite integrals; areas bounded by curve and lines parallel to axes, curve and line, or two curves; area below x-axis; volume of revolution about x- or y-axis; approximating integrals with graphing calculator or software. Exclude area and volume of revolution where the curve is defined parametrically.