← Back to topics

Mathematics · Topic 30

Integration and area under curves

Sub-topic 1 2024 · National Preliminary Free

Finding $k$ when $\int_0^1(3x^2-4kx+5)\,dx=0$

Read past contest →
Sub-topic 2 2024 · National Preliminary Premium

Evaluating $\int_1^2(6x^2+4x-8)\,dx$

Read past contest →
Sub-topic 3 2025 · National Preliminary Premium

Evaluating $\int_0^2(6x^2-10x)\,dx$

Read past contest →
Sub-topic 4 2026 · National Preliminary Premium

Evaluating $\int_1^2(3x^2-4x+5)\,dx$

Read past contest →
Sub-topic 5 2026 · National Preliminary Premium

Curve with gradient $3x^2-\dfrac{1}{x^2}$ through the point $(1,5)$

Read past contest →
Sub-topic 6 2025 · National Preliminary Premium

Curve with gradient $3x^2+4x+3$ through the point $(0,7)$

Read past contest →
Sub-topic 7 2025 · National Semifinal Premium

Integrating $(2x-3)(x^2-3x+2)^5$ by substitution

Read past contest →
Sub-topic 8 2021 · National One-Eighth Premium

Evaluating $\int_{-1}^{1}(4x^3-3x^2+2x)\,dx$

Read past contest →
Sub-topic 9 2021 · National Preliminary Premium

Curve $y=x(8-x)$: intersections with $y=12$, area under the curve and a tangent

Read past contest →
Sub-topic 10 2025 · National One-Eighth Premium

Area under $y=2x+1$ and volume of revolution about the $x$-axis

Read past contest →
Sub-topic 11 2025 · National Preliminary Premium

Power-rule antiderivatives such as $\int x^{1/2}\,dx$ (true/false)

Read past contest →
Sub-topic 12 2014 · National Final Premium

Integrating $x^2+4x+2$

Read past contest →
Sub-topic 13 2014 · National Final Premium

Integrating $3x^2-5x+3$

Read past contest →
Sub-topic 14 2014 · National Final Premium

Integrating $4x^3-3x^2+2x$

Read past contest →
Sub-topic 15 2020 · National One-Eighth Premium

Curve with gradient $3x^2-2x+1$ through a given point

Read past contest →
Sub-topic 16 2021 · National Preliminary Premium

Area enclosed by $y=3x(x-2)$ and the $x$-axis

Read past contest →
Sub-topic 17 2022 · National Preliminary Premium

Riddle: a definite integral, a number used for area and volume

Read past contest →
Sub-topic 18 2022 · National Preliminary Premium

Area bounded by $y=10-x^2$ and the line $y=1$

Read past contest →
Sub-topic 19 2022 · National Preliminary Premium

Curve with gradient $4x^3-3x^2+2x+5$ and $y$-intercept $6$

Read past contest →
Sub-topic 20 2022 · National Preliminary Premium

Area under $y=3x^2-2x$ from $x=1$ to $x=3$

Read past contest →
Sub-topic 21 2022 · National Preliminary Premium

Area under $y=5+2x$ from $x=0$ to $x=2$

Read past contest →
Sub-topic 22 2022 · National Preliminary Premium

Area under $y=4x^3+2x$ from $x=1$ to $x=2$

Read past contest →
Sub-topic 23 2023 · National Preliminary Premium

Curve with gradient $2x-k$ through $a(2,7)$ and $b(-1,-2)$

Read past contest →
Sub-topic 24 2023 · National Preliminary Premium

Curve with gradient $2kx+3$ through $a(1,5)$ and $b(-2,8)$

Read past contest →
Sub-topic 25 2023 · National Preliminary Premium

Curve with gradient $2x+3k$ through $a(1,13)$ and $b(-1,-11)$

Read past contest →
Sub-topic 26 2023 · National Quarterfinal Premium

Curve with gradient $2kx+2$ through $a(1,5)$ and $b(-2,11)$

Read past contest →