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Sequences And Progressions

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^2-3n+5), what is the smallest term value?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsThe (n)th term of a sequence is (a_n=3n-8). What is (a_1+a_{15})?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsIf \(a_n=\frac{2n+1}{3}\), what is the value of \(a_8\)?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsIf (a_n=5n^2-1), which term is (124)?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsWhat is the (n)th term of the sequence (3,6,11,18,27,\ldots)?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsIf (a_n=n^2), what is the formula for (a_n-a_{n-1})?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsIf (a_n=2n^2-kn) and (a_4=24), what is the value of (k)?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsIf (a_n=n(n-2)), which is the first zero term?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsIf \(a_n=3\cdot2^{n-1}\), what will be \(a_7\)?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsIf (a_n=n^2+4n), what is the value of (a_{10}+a_1)?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsIf (a_n=4n-1), which term is (79)?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsIf (a_n=2^n+1), what is the value of (a_6)?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsIf (a_n=pn+q), (a_3=11), and (a_7=27), what will be (a_{12})?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsIf (a_n=12-3n), which will be the first negative term?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsWhich is the nth term of the sequence −1, 4, −9, 16, −25, …?Class 9Sequences and Progressionsnth termLevel 56Hard MathematicsWhat is the nth term of the sequence (1/2, 2/3, 3/4, 4/5, …)?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsIf (a_n=2n^2+3n) and (a_n=65), what is the value of (n)?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsIf aₙ = 3n² − 2n + 1, what is the value of a₈ − a₅?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsIf the (n)th term of a sequence is (a_n=5n-7), what will be the (20)th term?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsIf aₙ = n(n − 2), which term is 48?Class 9Sequences and Progressionsnth termLevel 58Medium