Find a basis for the row space of the matrix 1 1 02 2 2 2 2 -1 -1 -2 0 A

Suppose A +A+I-0 where A is a square matrix then A = A -A-I -2A A- I CS Scanned with CamScanner

Find a basis for the row space of the matrix 1 2 A -1 102 2 2 2 -1 -2 0

Find the LDU factorization of -2 -2 6 4 2 A = 5 -15 -10 -6 3 -13 -14 -2 -14 46 35 That is, write A = LDU where L is a lower triangular matrix with ones on the diagonal, D is a diagonal matrix, and U is an upper triangular matrix with ones on the diagonal. L = D U =

Pls help ASAP. Please show all calculations and show all of the steps.

Find a basis for the column space of -2 4 4 A = 3 3 4 -6 -2 -16 -8

Pleasev don't provide handwritten solution ....

Let the Matrix A =( 1 -2 -6 , 0 3 7 , 1 -2 5 ) and vector b = (11 , -5 , 9 ) is b in the span of the column space A ?

Suppose A is a 2 × 2 matrix with real number entries such that AB=BA for all 2 × 2 matrices. What relationships must exist among the entries of A?

Find a matrix A such that 6 4 A A ГОТ = 13 5 4 8-4 A