Question

Step by step explanation. ch- Principal of mathematical induction
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Answer 1

Step-by-step explanation:

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Answer 2

Solution :-

=> k²(k + 1)² + 4(k + 1)³ / 4

=> (k + 1)² { k² + 4(k + 1) } / 4

=> (k + 1)² { k² + 4k + 4 } / 4

=> (k + 1)² (k + 2)² / 4

=> { (k + 1)(k + 2) / 2 }²

=> { (k² + 3k + 2) / 2 }²