1 -I- 6. Solve the system: [-1 solve) ܝܕ ܚܬ ܝܠ 1 -1 How -3 N४ 0] y = −1 [ 1 ] (matrix multiplication then 2

Use matrices to solve x + 2y = 13x + 2y + 4z = 7−2x + y − 2z = − 1

Express x₁ = 4x₁-x₂ + 3x3 - 5x4 X₂ = 5x₁ + x4 x3 = -√ex₁-7x3 X4 = 0 Write the system of equations using matrix notation. Select the correct choice below and fill in the answer box to complete your choice. (Type an exact answer.) OA. O B. the system of differential equations in matrix notation. O C. extbook X₁' X₂ X3 X4' X₁' X₁ x₂ x2 X3 X3 X4 C X₁ X2 X3 ХА x3 x3 X4 X4 x₁ X₁ X₂' Ask my instructor

Simplify the following matrix expression (A -B) (A+B)- (A+6) 2.