Let T: R³ R² be defined by T x1 4x1 - x2 = x2 x3 2x3 2 Let B = u₁ = 4 ,u2 = -5 , U3 = and C = { v₁ = [3] √ √₂ = [7]} , V2= What augmented matrix should be used to find [T], the matrix representation of T with respect to the bases B and C. Ex: 5