SOLUTION: Find each product if possible. If not possible, write product undefined. 4. [2 1] [3 0] [2 4] [7 4] [1 6] 5. -3 [3 10] [21 24] 6. [9 15 6]

Question 177717: Find each product if possible. If not possible, write product undefined.

4. [2 1]
[3 0] [2 4]
[7 4] [1 6]

5. -3 [3 10]
[21 24]

6. [9 15 6]
[-8 2 7] [2 4 0]
[63 -8 1] [-5 0 8]

7. [3 2] [0 1]
[0 0] [4 0]

Answer by Mathtut(3670) (Show Source): You can put this solution on YOUR website!
4. [2 1]
[3 0] [2 4]
[7 4] [1 6]
:

==
:
5. -3 [3 10]
[21 24]
:
-3=
:
[9 15 6]
[-8 2 7] [2 4 0]
[63 -8 1] [-5 0 8]
:
this would be a 1x3 multiplied by a 2x3...which cannot be done PRODUCT UNDEFINED
:
[3 2] [0 1]
[0 0] [4 0]
:

=
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