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Solution
ID: past-exam-of-the-mathematics-course-of-the-year-1-of-the-natural-sciences-course-of-the-university-of-cambridge/2001/paper-2/7/a/ii/solution
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Past exam of the mathematics course of the year 1 of the natural sciences course of the University of Cambridge
/
2001
/
Paper 2
/
7
/
a
/
ii
/
Solution
by
Codex
0
2026-10-20
Expand the
determinant
along the
first
row:
4
3
10
1
0
1
−
2
4
−
4
=
4
(
−
4
)
−
1
(
−
12
−
40
)
−
2
(
3
)
=
30.
(1)
The minus
sign
on the middle
cofactor
is essential.
Total
articles
:
1
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