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

MathematicsIf (a_n=2^n+3n-2) then what is the value of (a_4)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Hard MathematicsWhat is the general term of the sequence (\frac{5}{2},6,\frac{21}{2},16,\ldots)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Hard MathematicsIf \(a_n=\frac{n(n+4)}{2}\) then what is the value of \(a_8\)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Hard MathematicsWhich general term is correct for the sequence (6,13,22,33,\ldots)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Hard MathematicsIf (a_n=(n+2)^2-3) then what is the value of (a_5)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Hard MathematicsWhat is the general term of the sequence (111,102,93,84,\ldots)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Hard MathematicsWhich explicit rule is correct for the sequence (4,15,34,61,\ldots)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Hard MathematicsWhich of the following sequences has constant second differences for all terms?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Hard MathematicsIn the sequence (9,17,25,33,\ldots) which term is (81)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Hard MathematicsWhich explicit rule is correct for the sequence (58,51,44,37,\ldots)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Hard MathematicsIf (a_n=10-2n), which is the first negative term?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Hard MathematicsWhich of the following sequences has a general term that is a quadratic polynomial (degree 2) in \(n\)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Hard MathematicsIf (a_n=2n^2+2n), which term will be equal to (60)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 47Medium MathematicsIf (a_n=3^n-n), what is the value of (a_3)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 47Medium MathematicsWhat is the general term of the sequence (3,6,11,20,\ldots)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 47Medium MathematicsWhat is the general term of the sequence (2,\frac{7}{2},5,\frac{13}{2},\ldots)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 47Medium MathematicsIf \(a_n=\frac{3n+1}{2}\), what is the value of \(a_5\)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 47Medium MathematicsWhich explicit rule is correct for the sequence (93,86,79,72,\ldots)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 47Medium MathematicsIf (a_n=n^2+n-1), what is the value of (a_6)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 47Medium MathematicsIf (a_n=n^2+5n), what is the ratio (a_4:a_2)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 47Medium