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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=n^2-1), what is the value of (a_9)?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsIn the sequence (11,15,19,23,\ldots), what is (n) for (a_n=63)?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsIf \(a_n=2\cdot5^{n-1}\), what is \(a_4\)?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsWhat is the (n)th term of the sequence (3,8,15,24,\ldots)?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsIf (a_n=9-4n), what is (a_5)?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsWhat is the (n)th term of the sequence (7,14,21,28,\ldots)?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsWhat is the sixth term of the geometric progression (64, 32, 16, ...)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 56Medium MathematicsIf (a_n=2n+9), what is (n) for (a_n=35)?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsWhat is the nth term of the sequence (2, 6, 12, 20, ...)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 56Medium MathematicsIf (a_n=3n^2-2n), what is the value of (a_4)?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsWhat is the (8)th term of the sequence (20,17,14,11,\ldots)?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsIf \(a_n=\frac{n(n+1)}{2}\), what is \(a_8\)?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsIn the sequence (9,18,36,72,\ldots), which term is (288)?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsWhich of the following formulas represents the \(n\)th term of an arithmetic progression whose first term is 20 and each successive term is 3 less?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsWhat is the (n)th term of the sequence (4,7,12,19,\ldots)?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsIf (a_n=5n+6), what is the difference between (a_7) and (a_3)?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsWhat is the (4)th term of the geometric progression (4,20,100,\ldots)?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsIf (a_n=n(n+1)), what is (a_6)?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsWhat is the (n)th term of the sequence (15,11,7,3,\ldots)?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsIf (a_n=10n-4), what is the value of (a_{11})?Class 9Sequences and Progressionsnth termLevel 56Medium