Question

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Answer (Detailed Solution Below)

Option 2 : 217 / 217

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Detailed Solution

सही उत्तर 217 / 217 है।

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Question:

The sequence 2, 9, 28, 65, 126 is generated by a simple rule. What is its next term? / अनुक्रम 2, 9, 28, 65, 126 एक सरल नियम से बना है। इसका अगला पद क्या है?

1.
215 / 215
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217 / 217
3.
219 / 219
4.
213 / 213

Correct Answer: 217 / 217

Each term is n^3 + 1: 1^3+1 = 2, 2^3+1 = 9, 3^3+1 = 28, 4^3+1 = 65, 5^3+1 = 126, so 6^3+1 = 217. / प्रत्येक पद n^3 + 1 है: 1^3+1 = 2, 2^3+1 = 9, 3^3+1 = 28, 4^3+1 = 65, 5^3+1 = 126, अतः 6^3+1 = 217।

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