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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), (a_2=4), and (a_n=a_{n-1}+a_{n-2}+2n), what is (a_3)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsIf (a_1=4) and (a_{n+1}=a_n+3a_1+n), what is (a_3)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsIf \(a_1=16\) and \(a_{n+1}=\frac{a_n}{2}+2n\), what is \(a_2\)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsIf \(a_1=14\) and \(a_{n+1}=\frac{a_n}{2}+2n\), what is \(a_3\)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsIf \(a_1=80\) and \(a_{n+1}=a_n-\frac{n(n+1)}{2}-1\), what is \(a_3\)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsIf \(a_1=80\) and \(a_{n+1}=a_n-\frac{n(n+1)}{2}-1\), what is \(a_4\)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsIf a₁ = 2 and aₙ₊₁ = aₙ + n(n + 1)/2 + 1, what is a₄?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsIf a₁ = 2 and aₙ₊₁ = aₙ + n(n + 1)/2 + 1, what is a₅?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsIf (a_1=5) and (a_{n+1}=3a_n+n+2), what is (a_2)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsIf (a_1=4) and (a_{n+1}=2a_n+5), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsIf (a_1=3) and (a_{n+1}=a_n+n(n+3)), what is (a_3)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsIf (a_1=3) and (a_{n+1}=a_n+n(n+3)), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsIf (a_1=8) and (a_{n+1}=a_n+2(-1)^n+n), what is (a_3)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsIf (a_1=8) and (a_{n+1}=a_n+2(-1)^n+n), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsIf (a_1=100) and (a_{n+1}=a_n-3^n), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsIf (a_1=1) and (a_{n+1}=a_n+3^n), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsIf (a_1=90) and (a_{n+1}=a_n-(n^2+n)), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsIf (a_1=6) and (a_{n+1}=a_n+n^2+2n), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsIf (a_1=4), (a_2=10), and (a_n=2a_{n-1}-a_{n-2}), what is (a_6)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsIn an arithmetic sequence, the difference between every pair of consecutive terms is 3. Which recursive rule represents this sequence?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium