) The linear transformation T(x1, x2, x3, x4) = (x₁ - x₂ + x3 T is given by the following formula 2x2 + 3x3 4x4). x4, 2x1 - x2 + bx4, x1 Determine for what values of b it is onto and for what values of b it is one-to-one. Explain briefly why. 5. 1. -

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