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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 \(a_n=\frac{3n+2}{4}\) then what is the value of \(a_6\)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Medium MathematicsA sequence has the general term \(a_n=5n-2\). What is the correct classification of this sequence?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Medium MathematicsIf (a_n=5n^2+n) then what is (a_4:a_2)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Medium MathematicsWhich of the following sequences will have constant second differences?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Medium MathematicsIf \(a_n=4\cdot2^{n-1}\) then what is the value of \(a_8\)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Medium MathematicsIf \(a_n=\frac{n(n+1)}{2}+3\) then what is the value of \(a_7\)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Medium MathematicsWhich of the following sequences, defined by an explicit rule, forms an arithmetic progression?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Medium MathematicsWhich sequence has a general term that is a linear expression and is therefore an arithmetic progression?Class 9Sequences and ProgressionsExplicit or general ruleLevel 49Medium MathematicsWhat is the general term of the sequence (5,14,27,44,\ldots)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Medium MathematicsIf \(a_n=\frac{n(2n+1)}{3}\) then what is the value of \(a_4\)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Medium MathematicsWhich general term is correct for the sequence (3,18,57,132,\ldots)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Medium MathematicsWhich of the following general terms represents an arithmetic progression (AP)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Medium MathematicsWhat is the general term of the sequence (0,7,26,63,\ldots)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Medium MathematicsIf (a_n=n^3-1) then which term is equal to (124)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Medium MathematicsWhich of the following is an explicit rule for a sequence because it expresses \(a_n\) directly in terms of \(n\)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Medium MathematicsIf (a_n=4n^2+1) then what is the value of (a_3+a_4)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Medium MathematicsIf (a_n=10n+1) then what is the value of (a_2+a_6)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Medium MathematicsIf \(a_n=\frac{2n+3}{5}\) then what is the value of \(a_6\)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Medium MathematicsWhat is the general term of the sequence (4,15,32,55,\ldots)?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Medium MathematicsIf (a_n=3n^2+2n-1) then which statement is correct?Class 9Sequences and ProgressionsExplicit or general ruleLevel 48Medium