Question: If [ : R- - R' is the linear mapping defined by L(1, x2) = (21 + x2, 2x1 + 2x2, -21 - $2), then

If [ : R- - R' is the linear mapping defined by L(1, x2) = (21 + x2, 2x1 + 2x2, -21 - $2), then (a) Nullity(Z) = 1 (b) Nullity (_) = 0 (c) Nullity(_) = 2 (d) Nullity (Z) = 3

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