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Explicit Rule

Class 9 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsIf (a_n=n^4-n^2), what is the value of (a_3)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Expert MathematicsIn the sequence (3,16,29,42,\ldots), which term is (159)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Expert MathematicsIf (a_n=13n-10), what is the average of the first five terms?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Expert MathematicsWhich general term is correct for the sequence 2, 23, 124, 625, …?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Hard MathematicsIf (a_n=5^n+n-4), what is the value of (a_3)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Expert MathematicsWhat is the general term of the sequence 9, 26, 55, 96, …?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Hard MathematicsIf aₙ = 6n² − n + 4, what is a₄ : a₂?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Hard MathematicsWhich explicit rule is correct for the sequence 2, 11/2, 21/2, 17, …?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Hard MathematicsIf \(a_n=\frac{3n^2+5n}{4}\), what is the value of \(a_4\)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Expert MathematicsIf (a_n=2n^3+n^2+n), what is the value of (a_3)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Expert MathematicsWhich general term is correct for the sequence (2,18,52,110,\ldots)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Expert MathematicsIf (a_n=n^3+3n^2-2), what is the value of (a_4)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Expert MathematicsWhat is the general term of the sequence (3,20,45,78,\ldots)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Expert MathematicsIf (a_n=4n^2+5n-6), what is the value of (a_3+a_5)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Expert MathematicsWhich explicit rule is correct for the sequence 11, 18, 32, 60, …?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Hard MathematicsWhat is the general term of the sequence (3,12,35,96,\ldots)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Expert MathematicsIf (a_n=3^n+n^2-1), what is the value of (a_3)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Expert MathematicsIn the sequence (4,15,26,37,\ldots), which term is (125)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Expert MathematicsIf aₙ = 8n − 5, which term is equal to 155?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Medium MathematicsWhat is the general term of the sequence (139,128,117,106,\ldots)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Expert