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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 the explicit rule of a sequence is \(a_n=12-4n\), which statement about it is correct?Class 9Sequences and ProgressionsExplicit or general ruleLevel 47Expert MathematicsWhat is the general term of the sequence (4,15,34,61,\ldots)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 47Expert MathematicsIf aₙ = 2n² + 5n − 3, what is the value of a₄ + a₂?Class 9Sequences and ProgressionsExplicit or general ruleLevel 47Expert MathematicsIf (a_n=(2n-1)^2), what is the value of (a_5)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 47Expert MathematicsIf (a_n=\frac{n(n+3)}{2}+2), what is the value of (a_7)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 47Expert MathematicsWhat is the general term of the sequence (2,9,22,41,\ldots)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 47Expert MathematicsIf (a_n=4n^2+n-7), what is the value of (a_5-a_2)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 47Expert MathematicsWhich explicit rule is correct for the sequence (5,16,33,56,\ldots)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 47Expert MathematicsWhich of the following sequences has an explicit rule of the quadratic form \(a_n=pn^2+qn+r\), where \(p\ne0\)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 47Expert MathematicsWhat is the general term of the sequence (3,10,21,36,\ldots)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 47Expert MathematicsIn an arithmetic sequence, (a_5=6) and (a_{10}=-9). What will be its explicit rule?Class 9Sequences and ProgressionsExplicit or general ruleLevel 50Hard MathematicsIf (a_n=(2n-1)^2+2), what is the value of (a_5)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 50Hard MathematicsWhich is the correct general term for the sequence (10,21,34,49,\ldots)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 50Hard MathematicsIf aₙ = n² + dn + 2 and a₄ = 34, what is the value of d?Class 9Sequences and ProgressionsExplicit or general ruleLevel 50Medium MathematicsIf (a_n=3n^2-2n+5), what are the first three terms?Class 9Sequences and ProgressionsExplicit or general ruleLevel 50Hard MathematicsIf aₙ = (3n + 2)/(2n − 1), what is a₃?Class 9Sequences and ProgressionsExplicit or general ruleLevel 50Hard MathematicsIf (a_n=n^2+4n), for which (n) will (a_n=77)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 50Hard MathematicsIn an arithmetic sequence, (a_1=14) and (a_6=-1). What is its explicit rule?Class 9Sequences and ProgressionsExplicit or general ruleLevel 50Hard MathematicsIf (a_n=3^n+2n), what will be the first three terms?Class 9Sequences and ProgressionsExplicit or general ruleLevel 50Hard MathematicsWhich is the correct rule for the sequence (3,6,11,18,\ldots)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 50Hard