Answer: 0 0 0 1. 4 2 1
5 0 6 5 7 2 0 0. 0 0 0
− 0
7 2
7 2 0
7 2 0 0
− 5 0 6 5
2 1 3 5 0
− 2 0 2 6 0
1 0 9 0 0
− 1 0 1 3 0
7 7 0 0
2 6 3 5
answer: 1.421
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