Let x=[x1x2x3],A=[1-1 2 2 0 1 3 2 1]a n ...

Let `x=[x_1x_2x_3],A=[1-1 2 2 0 1 3 2 1]a n dB=[3 2 1]dotIfA X=B ,` Then `X` is equal to `[1 2 3]` (b) `[-1-2-3]` (c) `[-1-2-3]` (d) `[-1 2 3]` (e) `[0 2 1]`

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