Determine if the vector mapping T(x): R 2X X T ([x]) = x + x X1 --x + 3x] Is B = {V, V, V3 } a basis for R ? 2 ----6--13 = 8 = 0 V3 R3 linear? Consider the following set of polynomials in P3: S = {t+1, +2t, 3t +t-1}. Find a basis for Span{S})