Add matrix M and matrix N.%0D%0A%0D%0A%0D%0A%0D%0A(1 point)%0D%0AResponses%0D%0A%0D%0AM+N=[81−6 0]%0D%0A%0D%0A+%0D%0A%0D%0A=%0D%0A[%0D%0A8%0D%0A−%0D%0A6%0D%0A1%0D%0A %0D%0A0%0D%0A]%0D%0AM+N=[81−6 0]%0D%0A%0D%0A+%0D%0A%0D%0A=%0D%0A[%0D%0A8%0D%0A−%0D%0A6%0D%0A1%0D%0A %0D%0A0%0D%0A]%0D%0A%0D%0AM+N=[4−1−62]%0D%0A%0D%0A+%0D%0A%0D%0A=%0D%0A[%0D%0A4%0D%0A−%0D%0A6%0D%0A−%0D%0A1%0D%0A2%0D%0A]%0D%0Acap m plus cap n is equal to the 2 by 2 matrix, row 1, column 1, 4 column 2, negative 6 row 2, column 1, negative 1 column 2, 2%0D%0A%0D%0AM+N= [81−2−2]%0D%0A%0D%0A+%0D%0A%0D%0A=%0D%0A %0D%0A[%0D%0A8%0D%0A−%0D%0A2%0D%0A1%0D%0A−%0D%0A2%0D%0A]%0D%0AM+N= [81−2−2]%0D%0A%0D%0A+%0D%0A%0D%0A=%0D%0A %0D%0A[%0D%0A8%0D%0A−%0D%0A2%0D%0A1%0D%0A−%0D%0A2%0D%0A]%0D%0A%0D%0AM+N=[8120]

Answer 1

M + N = [8 1
-2 0] +
[1 -2
-2 2]
= [8+1 -2+-2
-2+1 0+2]
= [9 -4
-1 2]