Step-by-step explanation:
hope this helps you......
=> 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
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Answers & Comments
Step-by-step explanation:
hope this helps you......
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