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ASSIGNMENT 1 for SECTION 001
Questions from the textbook
Section 21:
B6 (a), (d) and (e)
[6 marks]
Section 22:
B2 (a) and (b)
[4 marks]
; B3 (b) and (c)
[2 marks]
; C2
[2 marks]
; and D3
[3 marks]
Section 24:
B1 (b)
[3 marks]
Other questions
1.
[6 marks]
Find all real values of
a
for which the following system of nonlinear equations has: (i) exactly
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Unformatted text preview: one solution; (ii) no solutions; and (iii) inﬁnitely many solutions. a 2 x 2 + y 2 = a(2 a 2 + 2 a + 3) x 23 y 2 =a 2 ( a 2a5) 2. [4 marks] Let A = ± a b c d ² and I = ± 1 1 ² . Prove that A has reduced rowechelon form I if, and only if, adbc 6 = 0....
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This note was uploaded on 03/19/2009 for the course M m136 taught by Professor Fokshuen during the Spring '09 term at Waterloo.
 Spring '09
 FokShuen
 Algebra

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