Date | May 2017 | Marks available | 2 | Reference code | 17M.2.AHL.TZ1.H_4 |
Level | Additional Higher Level | Paper | Paper 2 | Time zone | Time zone 1 |
Command term | Calculate | Question number | H_4 | Adapted from | N/A |
Question
The region is enclosed by the graph of , the -axis and the line .
Write down a definite integral to represent the area of .
Calculate the area of .
Markscheme
* This question is from an exam for a previous syllabus, and may contain minor differences in marking or structure.
METHOD 1
(M1)
(A1)
M1A1
Note: Award M1 for an attempt to find the difference between two functions, A1 for all correct.
METHOD 2
when A1
M1A1
Note: Award M1 for an attempt to find the inverse function.
A1
METHOD 3
M1A1A1A1
Note: Award M1 for considering the area below the -axis and above the -axis and A1 for each correct integral.
[4 marks]
A2
[2 marks]