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nfed term

nfed term. Rydym wedi darganfod y rheol (neu nfed term) sy’n cynhyrchu dilyniant o rhifau. ee 5, 7, 9, 11,……………….. Y rheol yw 2n + 3. Rhai dilyniannau gwahanol…………. 1, 4, 9, 16, 25, ………………. n 2. 3, 6, 11, 18, 27, ………………. n 2 + 2. 2, 8, 18, 32, 50, ……………. 2n 2. 1, 7, 17, 31, 49, …………….

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nfed term

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  1. nfed term

  2. Rydym wedi darganfod y rheol (neu nfed term) sy’n cynhyrchu dilyniant o rhifau ee 5, 7, 9, 11,………………..Y rheol yw 2n + 3

  3. Rhai dilyniannau gwahanol…………. 1, 4, 9, 16, 25, ………………. n2 3, 6, 11, 18, 27, ………………. n2 + 2 2, 8, 18, 32, 50, …………… 2n2 1, 7, 17, 31, 49, …………… 2n2 - 1

  4. Tro yma rydw i am ddangos y rheol ac mae rhaid i chi ddarganfod y dilyniant Y Rheol yw 2n + 5 Beth yw’r tri term cyntaf? Term cyntaf n = 1 (2x1) + 5 = 2 + 5 = 7 Yr ail derm n = 2 (2x2) + 5 = 4 + 5 = 9 Y trydydd term n = 3 (2x3) + 5 = 6 + 5 = 11 Y dilyniant yw 7,9,11,………….

  5. Darganfyddwch tri term cyntaf y dilyniannau canlynol: • 3n + 4 • 7n – 9 • 11n + 1 • n2 • n2 - 3 7, 10, 13,………. -2, 5, 12,………. 12, 23, 34,………. 1, 4, 9,………. -2, 1, 6,……….

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