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What is this product?

What is this product?-example-1

1 Answer

3 votes

Answer:

The answer to your question is the third choice

Explanation:

| 1 3 1 | x | 2 -2 |

| -2 1 0 | | 3 5 | =

| 4 1 |

2 x 3 3 x 2 = 2 x 2

Result Multiply rows by columns and simplify

| (1 x 2) + (3 x 3) + (1 x 4) (1 x -2) + (3 x 5) + (1 x 1) |

| (-2 x 2) + (1 x 3) + (0 x 4) (-2 x -2) + (1 x 5) + (0 x 1)|

Simplification

| 2 + 9 + 4 -2 + 15 + 1 |

| -4 + 3 + 0 4 + 5 + 0 |

Result

| 15 14 |

| -1 9|

User Wallybh
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