The system of equations
has no solutions , if
is
either –2 or 1
-2
1
not –2.
As we learnt in
Cramer's rule for solving system of linear equations -
When and
,
then the system of equations has infinite solutions.
- wherein
and
are obtained by replacing column 1,2,3 of
by
column
Option 1)
either –2 or 1
Incorrect option
Option 2)
-2
Correct option
Option 3)
1
Incorrect option
Option 4)
not –2.
Incorrect option
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