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olga nikolaevna [1]
2 years ago
14

What is the product ?

Mathematics
1 answer:
rjkz [21]2 years ago
6 0

Answer:

Step-by-step explanation:

[4   2] *  -2   5               = [ 4*-2 + 2*7       4*5+2*-1]

             7     -1

         

        = [-8+14        20-2]

        = [6    18]

             

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