andrewllewis9106 andrewllewis9106 02-04-2024 Mathematics contestada Let T: R₂--> R₃ be the linear transformation such that T(x₁,x₂ ) = (x₁-2x₂,-x₁+3x₂,3x₁-2x₂ ) A) Find the standard matrix of T B) Find x such that T(x)=(-1,4,9)