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Prove the following by using the princip...

Prove the following by using the principle of mathematical induction for all `n in N`
n(n+1)(n+5) is a multiple of 3

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NCERT GUJARATI-PRINCIPLE OF MATHEMATICAL INDUCTION-EXERCISE - 4.1
  1. Prove the following by using the principle of mathematical induction f...

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  2. Prove the following by using the principle of mathematical induction f...

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  3. Prove the following by using the principle of mathematical induction f...

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  10. Prove the following by using the principle of mathematical induction f...

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  11. Prove the following by using the principle of mathematical induction f...

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  14. Prove the following by using the principle of mathematical induction f...

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  15. Prove the following by using the principle of mathematical induction f...

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  16. Prove the following by using the principle of mathematical induction f...

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  17. Prove the following by using the principle of mathematical induction f...

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  20. Prove the following by using the principle of mathematical induction f...

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