5. (a) Solve the simultaneous equations: 4x + 2y = 20) 5x – 2y = 7 5 %3D (b) M = ) N= ) 2 М — -2. Find: (i) M-1 (ii) M-1N (1 2\ (c) A = | 3 4 \5 6. 2 В 3 4 Find AB and explain why BA cannot be found.
5. (a) Solve the simultaneous equations: 4x + 2y = 20) 5x – 2y = 7 5 %3D (b) M = ) N= ) 2 М — -2. Find: (i) M-1 (ii) M-1N (1 2\ (c) A = | 3 4 \5 6. 2 В 3 4 Find AB and explain why BA cannot be found.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:5.
(a) Solve the simultaneous equations:
4x + 2y = 20)
5x – 2y = 7 5
%3D
2
(b) M = (; ) N= (4)
-2.
Find:
(i)
M-1
(ii)
M-1N
(1 2\
(c) A = | 3 4
\5 6.
2
В
3 4
Find AB and explain why BA cannot be found.
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