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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_1=3) and (a_{n+1}=a_n^2-n), what is (a_3)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Hard MathematicsIf (a_1=2) and (a_{n+1}=a_n^2+n), what is (a_3)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Hard MathematicsIf \(a_1=90\) and \(a_{n+1}=a_n-\frac{n(n+3)}{2}\), what is \(a_4\)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Hard MathematicsIf (a_1=1), (a_2=5), and (a_n=2a_{n-1}-a_{n-2}+2), what is (a_5)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Hard MathematicsIf a₁ = 200 and aₙ₊₁ = aₙ − (2ⁿ + n²), what is a₄?Class 9Sequences and ProgressionsRecursive ruleLevel 46Hard MathematicsIf (a_1=2) and (a_{n+1}=(n+1)a_n-1), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Hard MathematicsIf (a_1=3) and (a_{n+1}=n a_n+2n), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Hard MathematicsWhich recursive rule is correct for the sequence 6, 9, 14, 21, …?Class 9Sequences and ProgressionsRecursive ruleLevel 46Hard MathematicsIf (a_1=2), (a_2=6), and (a_n=a_{n-1}+a_{n-2}+5), what is (a_5)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Hard MathematicsIf (a_1=3) and (a_{n+1}=2a_n+5), what is the value of (a_4-a_2)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Hard MathematicsIf (a_1=6) and (a_{n+1}=a_n^2-4a_n), what is (a_3)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Hard MathematicsIf (a_1=2) and (a_{n+1}=a_n^2+a_n+1), what is (a_3)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Hard MathematicsIf a₁ = 1, a₂ = 4, and aₙ = aₙ₋₁ + aₙ₋₂ + n, what is a₅?Class 9Sequences and ProgressionsRecursive ruleLevel 46Hard MathematicsIf a₁ = 12 and aₙ₊₁ = aₙ/3 + 2n, what is a₃?Class 9Sequences and ProgressionsRecursive ruleLevel 46Hard MathematicsIf (a_1=2) and (a_{n+1}=2a_n+3n-1), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Hard MathematicsIf a₁ = 150 and aₙ₊₁ = aₙ − n(n + 2) − 1, what is a₄?Class 9Sequences and ProgressionsRecursive ruleLevel 46Hard MathematicsIf a₁ = 10 and aₙ₊₁ = aₙ + (−1)ⁿ⁺¹(n + 2), what is a₅?Class 9Sequences and ProgressionsRecursive ruleLevel 46Hard MathematicsIf (a_1=120) and (a_{n+1}=a_n-(2^n+n)), what is (a_5)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Hard MathematicsIf (a_1=4) and (a_{n+1}=a_n+2^n+n^2), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Hard MathematicsIf a₁ = 3, a₂ = 7, and aₙ = 3aₙ₋₁ − 2aₙ₋₂, what is a₅?Class 9Sequences and ProgressionsRecursive ruleLevel 46Hard