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Class 9 Mathematics

Class 9 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsIf (r_1=1), (r_2=2), and (r_n=r_{n-1}+3r_{n-2}), what is the value of (r_5)?Class 9Sequences and ProgressionsRecursive ruleLevel 45Expert MathematicsIf \(k_1=64\) and \(k_n=\frac{k_{n-1}}{2}+n\), what is the value of \(k_4\)?Class 9Sequences and ProgressionsRecursive ruleLevel 45Expert MathematicsIf (h_1=3) and (h_n=n h_{n-1}), what is the value of (h_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 45Expert MathematicsIf (d_n=d_{n-1}+2n) and (d_4=25), what is the value of (d_1)?Class 9Sequences and ProgressionsRecursive ruleLevel 45Expert MathematicsIf (a_1=2) and (a_{n+1}=(n+1)a_n+n), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 41Expert MathematicsIf (a_1=4), (a_2=6), and (a_n=a_{n-1}+3a_{n-2}+n), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 44Expert MathematicsIf (a_1=150) and (a_{n+1}=a_n-n^3), what is (a_5)?Class 9Sequences and ProgressionsRecursive ruleLevel 44Expert MathematicsIf (a_1=3) and (a_{n+1}=a_n+n^3), what is (a_5)?Class 9Sequences and ProgressionsRecursive ruleLevel 44Expert MathematicsIf (a_1=3) and (a_{n+1}=a_n+(2n+1)^2), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 44Expert MathematicsIf (a_1=6) and (a_{n+1}=a_n+a_1+n(n+1)), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 44Expert MathematicsIf (a_1=50) and (a_{n+1}=a_n-(-1)^n(n^2+1)), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 44Expert MathematicsIf (a_1=4) and (a_{n+1}=2a_n+(-1)^n(2n+1)), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 44Expert MathematicsWhich recursive rule is correct for the sequence 6, 11, 19, 30, …?Class 9Sequences and ProgressionsRecursive ruleLevel 44Medium MathematicsWhich recursive rule is correct for the sequence (4,14,44,134,\ldots)?Class 9Sequences and ProgressionsRecursive ruleLevel 44Expert MathematicsIf (a_1=5) and (a_{n+1}=(n+2)a_n-1), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 44Expert MathematicsIf (a_1=4) and (a_{n+1}=n a_n+5), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 44Expert MathematicsIf (a_1=2), (a_2=3), and (a_n=5a_{n-1}-4a_{n-2}+3), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 44Expert MathematicsIf (a_1=210) and (a_{n+1}=a_n-(7n+6)), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 44Expert MathematicsIf (a_1=6) and (a_{n+1}=a_n+9n-4), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 44Expert MathematicsIf (a_1=2) and (a_{n+1}=7a_n-4), what is (a_3)?Class 9Sequences and ProgressionsRecursive ruleLevel 44Expert