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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+6), which term is (87)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsWhich is the (n)th term of the sequence (-2,4,-6,8,-10,\ldots)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsIf \(a_n=5\cdot2^{n-1}+1\), what is the value of \(a_6\)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsWhat is the (n)th term of the sequence (3,10,21,36,55,\ldots)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsIf \(a_n=\frac{n(n+3)}{2}\), what is the value of \(a_9\)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsWhich is the (n)th term of the sequence (0,5,12,21,32,\ldots)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsIn an arithmetic sequence, (a_3=14) and (a_{12}=59). What is (a_{20})?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsWhat is the (n)th term of the sequence (6,24,96,384,\ldots)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsA sequence has (a_n=6n+5). What is the value of (a_{n+4}-a_n)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsIn the sequence (1,8,27,64,125,\ldots), which term is (512)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsIf (a_n=11-3n), what is the value of (a_4+a_9)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsWhat is the (n)th term of the sequence (2,8,18,32,50,\ldots)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsWhat is the (n)th term of the sequence (\frac{5}{3},\frac{10}{3},5,\frac{20}{3},\ldots)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsWhich is the (n)th term of the sequence (10,18,28,40,54,\ldots)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsWhat is the (n)th term of the sequence (20,17,14,11,8,\ldots)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsIf (a_n=5n^2-2n+1), what is (a_{n+1}-a_n)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsWhich is the (n)th term of the sequence (1,6,15,28,45,\ldots)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsIf (a_n=(-1)^{n+1}(3n-2)), what is the value of (a_5)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsWhich is the (n)th term of the sequence (2,10,26,50,82,\ldots)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsWhat is the (n)th term of the sequence (4,11,22,37,56,\ldots)?Class 9Sequences and Progressionsnth termLevel 58Hard