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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+1}(4n+1)), what is the value of (a_8)?Class 9Sequences and Progressionsnth termLevel 59Hard MathematicsWhich is the (n)th term of the sequence (6,14,24,36,50,\ldots)?Class 9Sequences and Progressionsnth termLevel 59Hard MathematicsWhat is the (n)th term of the sequence (3,11,23,39,59,\ldots)?Class 9Sequences and Progressionsnth termLevel 59Hard MathematicsIf (a_n=n^2+7n-8), what is the value of (a_9-a_4)?Class 9Sequences and Progressionsnth termLevel 59Hard MathematicsIf aₙ = 9n − 11, what is a₂ₖ₊₃?Class 9Sequences and Progressionsnth termLevel 59Hard MathematicsWhich is the (n)th term of the sequence (7,18,33,52,75,\ldots)?Class 9Sequences and Progressionsnth termLevel 59Hard MathematicsWhat is the (n)th term of the sequence (14,22,30,38,\ldots)?Class 9Sequences and Progressionsnth termLevel 59Hard MathematicsIf (a_n=an+b), (a_4+a_8=74), and (a_5+a_9=86), what will be (a_1)?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsWhich is the (n)th term of the sequence \(\frac{2}{5},\frac{5}{8},\frac{8}{11},\frac{11}{14},\ldots\)?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsWhat is the nth term of the sequence 6, 13, 24, 39, 58, …?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsWhich of the following sequences has an nth term that is a quadratic function of n, so that the second differences of consecutive terms are constant?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsWhich is the nth term of the sequence 1, 4, 10, 20, 35, …?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsIf aₙ = n² + (−1)ⁿ, what is the value of a₆ − a₅?Class 9Sequences and Progressionsnth termLevel 56Hard MathematicsWhat is the nth term of the sequence 3⁄2, 5⁄3, 7⁄4, 9⁄5, …?Class 9Sequences and Progressionsnth termLevel 56Hard MathematicsWhich is the nth term of the sequence 4, 10, 18, 28, 40, …?Class 9Sequences and Progressionsnth termLevel 56Hard MathematicsIf aₙ = (n² + 1)⁄n, what is the value of a₄?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsWhat is the (n)th term of the sequence (9,16,25,36,49,\ldots)?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsWhich is the (n)th term of the sequence (1,5,14,30,55,\ldots)?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsWhat is the (n)th term of the sequence (4,12,28,60,124,\ldots)?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsIf the nth term of a sequence is \(a_n=7n+1\), which statement about it is correct?Class 9Sequences and Progressionsnth termLevel 56Expert