Date | May 2019 | Marks available | 7 | Reference code | 19M.2.AHL.TZ1.H_7 |
Level | Additional Higher Level | Paper | Paper 2 | Time zone | Time zone 1 |
Command term | Find | Question number | H_7 | Adapted from | N/A |
Question
The function is defined by , ≥ 1 and the function is defined by , ≥ 0.
The region is bounded by the curves , and the lines , and as shown on the following diagram.
The shape of a clay vase can be modelled by rotating the region through 360˚ about the -axis.
Find the volume of clay used to make the vase.
Markscheme
* This question is from an exam for a previous syllabus, and may contain minor differences in marking or structure.
volume (M1)(M1)(M1)(A1)(A1)
Note: Award (M1) for use of formula for rotating about -axis, (M1) for finding at least one inverse, (M1) for subtracting volumes, (A1)(A1)for each correct expression, including limits.
A2
[7 marks]