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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 \(a_n=(-1)^n(n+2)\), what is the value of \(a_6+a_7\)?Class 9Sequences and Progressionsnth termLevel 57Medium MathematicsIf (a_n=4n^2-1), which is the first term greater than (100)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsIf \(a_n=rn+s\), \(a_3=14\), and \(a_{10}=49\), what will be \(a_{15}\)?Class 9Sequences and Progressionsnth termLevel 57Medium MathematicsWhich is the (n)th term of the sequence (4,7,14,25,40,\ldots)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsWhat is the simplified (n)th term of the sequence \(\frac{1}{3},\frac{4}{8},\frac{9}{15},\frac{16}{24},\ldots\)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsIf (a_n=n^2-6n+13), what is the smallest term value?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsWhat is the (n)th term of the sequence (7,17,31,49,71,\ldots)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsIf (a_n=2^n+n), what is the value of (a_5)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsWhich is the (n)th term of the sequence (2,11,28,53,86,\ldots)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsFor the sequence with nth term \(a_n=4n^2-3n+1\), which feature establishes that it is a quadratic sequence?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsIf (a_n=3n^2+2), which term is (149)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsWhich is the (n)th term of the sequence (\frac{4}{7},\frac{7}{10},\frac{10}{13},\frac{13}{16},\ldots)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsIn a linear sequence, \(a_5=23\) and \(a_{12}=58\). What will be \(a_{20}\)?Class 9Sequences and Progressionsnth termLevel 57Medium MathematicsWhich is the (n)th term of the sequence (8,15,24,35,48,\ldots)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsIf the nth term of a sequence is \(a_n=6n-5\), what will be the 18th term?Class 9Sequences and Progressionsnth termLevel 57Easy MathematicsWhat is the (n)th term of the sequence \(125,25,5,1,\frac{1}{5},\ldots\)?Class 9Sequences and Progressionsnth termLevel 58Expert MathematicsThe (n)th term of an arithmetic sequence is (a_n=15n-23). What is the common difference?Class 9Sequences and Progressionsnth termLevel 58Expert MathematicsIf (a_n=n(n+6)), which term is (160)?Class 9Sequences and Progressionsnth termLevel 58Expert MathematicsWhich is the (n)th term of the sequence (7,11,19,35,67,\ldots)?Class 9Sequences and Progressionsnth termLevel 58Expert MathematicsWhat is the (n)th term of the sequence (16,43,82,133,196,\ldots)?Class 9Sequences and Progressionsnth termLevel 58Expert