1 point Find a basis of the subspace of R consisiting of all vectors of the form Basis X1 5x1 x2 8x 6x 9x1 7x2 You should be able to explain and justify your answer Enter a column vector such as 2 using the syntax 1 2 3 If there is more than vector in your basis enter a comma separated list such as 1 2 3 4 5