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Test 3C Fall 06
You scored 40 out of 50
Question 1
Your answer is CORRECT.
The matrics A, B and C are given by
and
D = AB - 4C
. Give the value in the second row and third column of
D
.
a )
b )
c )
d )
e )
f )
None of the above.
Question 2
Your answer is INCORRECT.
Let
Give the value(s) of
a
for which
C
is a singular matrix.
a )
b )
c )
d )
e )
f )
None of the above.
Question 3
Your answer is CORRECT.

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