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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=2n^2+7n-4), what will be the value of (a_8-a_3)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsIf (a_n=an^2+bn+1), (a_1=6), and (a_2=17), what will be (a_5)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsWhat is the nth term of the sequence \(4,-7,10,-13,16,\ldots\)?Class 9Sequences and Progressionsnth termLevel 57Medium MathematicsIf \(a_n=\frac{3n-2}{2n+1}\), what is the value of \(a_7\)?Class 9Sequences and Progressionsnth termLevel 57Easy MathematicsIf (a_n=8n-17), which will be the first positive term?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsWhich is the (n)th term of the sequence (12,20,30,42,56,\ldots)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsIf (a_n=\frac{n(n+1)}{2}+3), what will be (a_{10})?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsIf (a_n=3n^2-5n+7), what is (a_{n+1}-a_n)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsWhat is the (n)th term of the sequence (5,18,43,80,129,\ldots)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsIf (a_n=2n^3-n), what is the value of (a_4-a_2)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsWhich is the (n)th term of the sequence \(\frac{2}{9},\frac{5}{16},\frac{8}{23},\frac{11}{30},\ldots\)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsIf (a_n=4n+(-1)^{n+1}), what will be the value of (a_8)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsWhich of the following nth-term formulas represents an arithmetic progression?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsWhat is the (n)th term of the sequence (3,13,33,63,103,\ldots)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsIf (a_n=n^2+mn+4) and (a_2+a_4=46), what is the value of (m)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsWhich is the (n)th term of the sequence (2,6,14,30,62,\ldots)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsIf \(a_n=\frac{2n^2+1}{n+1}\), what is the value of \(a_4\)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsIf (a_n=100-7n), which is the first term less than (30)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsWhat is the (n)th term of the sequence (10,21,36,55,78,\ldots)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsIf (a_n=an+b), (a_2+a_9=54), and (a_4+a_{11}=78), what will be (a_{12})?Class 9Sequences and Progressionsnth termLevel 57Expert