Mathematics Methods · Unit 3 · Topic 3.2

Integrals

5 free questions, 4 calculator-free and 1 calculator-assumed, with worked solutions written like marking keys.

Calculator-freestandard

Evaluate 03(3x24x)dx\int_0^3 (3x^2 - 4x)\,dx.

3 marks

Calculator-freestandard

Evaluate 12(6x22x+1)dx\int_1^2 (6x^2 - 2x + 1)\,dx.

3 marks

Calculator-assumedfoundation

Determine the area enclosed by y=x2y = x^2, the xx-axis, and the lines x=0x=0 and x=3x=3.

3 marks

Calculator-freestandard

Evaluate 0πsinxdx\int_0^{\pi} \sin x\,dx.

3 marks

Calculator-freefoundation

Given 02f(x)dx=5\int_0^2 f(x)\,dx = 5 and 25f(x)dx=3\int_2^5 f(x)\,dx = 3, determine 05f(x)dx\int_0^5 f(x)\,dx.

2 marks