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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 (a_1=3) and (a_{n+1}=a_n+6n-1), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsFor any initial term, which of the following recursive rules generates an arithmetic progression (AP)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsIf (a_1=5) and (a_{n+1}=2a_n+3), what is the value of (a_3-a_2)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsIf (a_1=5) and (a_{n+1}=2a_n+3), what is the value of (a_4-a_2)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsIf (a_1=3) and (a_{n+1}=a_n^2+a_n+1), what is (a_2)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium MathematicsIf (a_1=4) and (a_{n+1}=a_n^2-2a_n), what is (a_3)?Class 9Sequences and ProgressionsRecursive ruleLevel 46Medium 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 \(a_1=16\) 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 MathematicsWhich of the following recursive rules represents an arithmetic progression?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 MathematicsA student says that the sequence 5, 8, 11, 14, ... can be written only by an explicit formula and not by a recursive rule. Which recursive rule correctly corrects the student?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