§ 1. Ìíîãî÷ëåíû íàä îáëàñòüþ öåëîñòíîñòè

     ¹ 6. Ïðîâåðüòå, ÿâëÿåòñÿ ëè ÷èñëî õ0 = ñ êîðíåì ìíîãî÷ëåíà f(x).

6.01.

 f(x) = 2õ6 – 4x5 – 3x3 – 4x2 + 2x + 2, x0 = 4;

6.02.

 f(x) = 3õ6 – 8x5 – 7x3 + 4x2 + 3x + 6, x0 = 3;

6.03.

 f(x) = 3õ5 – 2x4 + x3 – x2 + x – 585, x0 = 3;

6.04.

 f(x) = 2õ6 – x5 + 3x4 – 2x3 – x2 + 3õ + 42, x0 = –4;

6.05.

 f(x) = 3õ6 – 4x5 + 5x3 + x – 4, x0 = 2;

6.06.

 f(x) = 2õ5 – x4 + ix3 + (3 – 2i)x2 + 6 + 4i, x0 = 2i;

6.07.

 f(x) = 3õ5 + x4 – 2x2 + x – 106, x0 = 2;

6.08.

 f(x) = 2õ6 – 22x5 + 87x4 – 133x3 + 9x2 + 135x – 54, x0 = 3;

6.09.

 f(x) = 2õ6 – 3x5 + x4 – 2x3 + 4x2 – 8x + 6, x0 = 1;

6. 10.

 f(x) = õ6 – 4x5 – 2x4 + 2x3 + 8x – 5, x0 = 1;

6.11.

 f(x) = 5õ6 – 7x5 – 6x4 + x3 – 3x2 + 3x – 2, x0 = 2;

6.12.

 f(x) = 3õ6 – 2x5 + 8x4 – 2x3 + 2x2 – 7x + 6, x0 = 1;

6.13.

 f(x) = õ6 – 2x5 – 15x4 + 18x3 + 46x2 – 27x + 12, x0 = 4;

6.14.

 f(x) = õ6 – 2x5 – 6x4 + 16x3 – 3x2 – 4x – 2, x0 = 2;

6.15.

 f(x) = õ6 – 5x5 + 10x4 – 4x3 + 14x2 + 28x – 20, x0 = 2;

6.16.

 f(x) = õ6 – 5x5 + 3x4 – 2x3 + 4x2 + x + 46, x0 = 2;

6.17.

 f(x) = õ6 – 5x5 + 6x4 + 2x3 – 7x2 – 6x – 9, x0 = 3;

6.18.

 f(x) = 2õ6 + 3x5 – 11x4 – 11x3 + 19x2 – 12x – 12, x0 = 2;

6.19.

 f(x) = õ6 – 2x5 + 3x3 – 12x2 + 2x – 1, x0 = 2;

6.20.

 f(x) = –õ6 + 2x5 – 2x4 + 3x3 + 8x2 – 11x + 2, x0 = 2;

6.21.

 f(x) = –õ6 + 4x5 – 2x4 – 5x3 + 8x2 – 11x + 15, x0 = 3;

6.22.

 f(x) = õ6 – 14x5 + 72x4 – 188x3 + 464x2 – 1344x + 1792, x0 = 4;

6.23.

 f(x) = õ6 + 3x5 – 2x3 – 6x2 + 3x + 9, x0 = –3;

6.24.

 f(x) = õ6 + 2x5 + x4 + 3x3 – x2 + x – 166, x0 = 2;

6.25.

 f(x) = 2x5 + 3x4 + x3 – 2x2 – 3x – 1, x0 = –1;

6.26.

 f(x) = x5 – 2x4 + 3x3 – 6x2 + 2x – 4, x0 = 2;

6.27.

 f(x) = 2x5 – 4x4 + x3 – 2x2 – x – 2, x0 = 2;

6.28.

 f(x) = x5 – 3x4 – 2x3 + 6x2 – x + 3, x0 = 3;

6.29.

 f(x) = õ6 – 2x5 + 3x3 – x2 – 5x – 300, x0 = 3;

6.30.

 f(x) = 6x4 + 19x3 – 7x2 – 26x + 12, x0 = –3;

6.31.

 f(x) = 2x5 + x4 – 11x3  + 7x2 – 13x + 6, x0 = 2;

6.32.

 f(x) = 2x5 + x4 – x3 + 4x2 – 10x + 4, x0 = –2;

6.33.

 f(x) = 2x5 – 5x4 – 10x3 – 2x2 – 28x + 16, x0 = 4;

6.34.

 f(x) = 3x5 – x4 – 24x3 + 8x2 – 27x + 9, x0 = –3;

6.35.

 f(x) = 5x5 – x4 – 25x3 + 5x2 + 20x – 4, x0 = –2;

6.36.

 f(x) = 2x5 + x4 – 10x3 – 5x2 + 8x + 4, x0 = 1.

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