-2x1 Let T: R³ R² be defined by T (ED) ‚] 3x2 + x3. 0 Let = -------------- = 5 -5 and C= = { v₁ = [2] ₁³² = [=3]} What augmented matrix should be used to find [7]g, the matrix representation of T with respect to the bases B and C. =