MATH1040/7040 ASSIGNMENT 7
SOLUTIONS
1. y = 6x2 7, so
y = 2 6x21
= 12x
2. y = 7x + 4x6 +
3
, so y = 7x + 4x6 + 3x4 , so
x4
y = 1 7x11 + 6 4x61 4 3x41
= 7 + 24x5 12x5
12
= 7 + 24x5 5
x
3. y = 2 sin x 5 cos x, so
y = 2 cos x 5 ( sin x)
= 2 cos x + 5 sin x
4
THE UNIVERSITY OF QUEENSLAND
Mid Semester Examination, April 2011
MATH1040/7040:
BASIC MATHEMATICS
ST LUCIA and EXTERNAL STUDENTS
Time allowed: 90 minutes
In addition, there will be 10 minutes for perusal
Total marks on this paper: 85
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