Mathematics
Mathematics, 04.11.2020 19:40, raveransaw

BERE Janelle wrote the matrix addition below.
3
-1
12
-5
0
4
1
-6
-7
18
6
m-1
-9+
0
--12 2 +
4
O
3
10
12
-4
17
S+1
7
1
-18
8
14
4-11
5
32 -28 20
Which statement is true?
O (+4)-7= 18
o (m-1)+12)+0 - 12
o ((S+1)- 18)+11--28
O n+(m-1)+(5+1)=-28

answer
Answers: 3

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