19 |
х1 =1, y1 = −2, х2 = 5, y2 = −1, A = 2, B = −3, C = 4 |
2 |
20 |
х1 = 0, y1 = −2, х2 = 3, y2 = 3, A = 5, B =1, C = 4 |
–3 |
21 |
х1 = 3, y1 = −2, х2 =1, y2 = 0, A = 2, B = 5, C = −1 |
4 |
22 |
х1 = 5, y1 =1, х2 = 4, y2 = −1, A = 2, B = −3, C = 0 |
–3 |
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23 |
х1 = 3, y1 = −2, х2 =1, y2 = 0, A = −1, B = 2, C = 3 |
–5 |
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24 |
х1 = −2, y1 =1, х2 = 3, y2 = −1, A = 2, B = −3, C = 7 |
7 |
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25 |
х1 = −1, y1 = −2, х2 = 0, y2 =1, A = 2, B = 6, C = −2 |
–4 |
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26 |
х1 = 5, y1 =1, х2 = 0, y2 = −3, A = 5, B =1, C = 3 |
–2 |
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27 |
х1 =1, y1 = −2, х2 =8, y2 = 4, A = 9, B =1, C = 0 |
5 |
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28 |
х1 = 4, y1 = −2, х2 = 3, y2 =1, A = 4, B = 3, C = −2 |
–3 |
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29 |
х1 =1, y1 = −2, х2 = 5, y2 = 4, A = 2, B =1, C = −7 |
4 |
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30 |
х1 = 4, y1 =1, х2 = 2, y2 = −3, A =1, B = −1, C = 3 |
–5 |
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