What is equal to the product HJ?

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asked Mar 5, 2017 127k views

1 Answer

Amir Arad · Answer 1 · 2017-03-12T02:02:01+0000

You must multiply each element of first row of H and first column of J to get
a
11 = 4*7 + -2*3 + 5*8 = 28 - 6 + 40 = 62
You now multiply each element of second row of H and first column of J to get
a
21 = 6*7 + 1*3 + -3*8 = 42 + 3 - 24 = 21

What is equal to the product HJ?

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