Let A be a 4×3 non-zero matrix and let b be a 4×1 column vector. Then Ax = b has
GATE · 2020 · XE · XE-A — Engineering Mathematics
Let A be a 4×3 non-zero matrix and let b be a 4×1 column vector. Then Ax = b has
- A.
a solution for every b.
- B.
no solution for some b.
- C.
a solution only when b = 0.
- D.
a solution if b and the columns of A form a linearly independent set.
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