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Algebra

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

MathematicsIf (a_1=2), (a_2=5), and (a_n=2a_{n-1}+a_{n-2}+n^2), what is (a_4)?Class 9Sequences and ProgressionsRecursive ruleLevel 44ExpertMathematicsIf (a_1=6) and (a_{n+1}=a_n^2-4a_n), what is (a_3)?Class 9Sequences and ProgressionsRecursive ruleLevel 46HardMathematicsIf (a_1=9) and (a_{n+1}=a_n+a_1+n^2), what is (a_3)?Class 9Sequences and ProgressionsRecursive ruleLevel 45HardMathematicsIf (a_n=n^2+3^n), what will be the value of (a_4+a_5)?Class 9Sequences and ProgressionsSequencesLevel 43ExpertMathematicsIf (a_n=2n^3-n), what will be the value of (a_6-a_4)?Class 9Sequences and ProgressionsSequencesLevel 43ExpertMathematicsIf (a_n=n^2+2^n), what will be the value of (a_4+a_5)?Class 9Sequences and ProgressionsSequencesLevel 42ExpertMathematicsIf (a_n=n^2+kn) and (a_3=30), what will be the value of (a_6)?Class 9Sequences and ProgressionsSequencesLevel 42ExpertMathematicsWhich statement is correct for the (n)th term of (19,27,35,\ldots)?Class 9Sequences and ProgressionsSequencesLevel 43HardMathematicsWhat will (a_6) be for the rule (a_n=3n^2+4n)?Class 9Sequences and ProgressionsSequencesLevel 43HardMathematicsIf (a_n=n^3-2n), what is (a_5)?Class 9Sequences and ProgressionsSequencesLevel 43HardMathematicsIf (a_n=4n^2-3n), what will be the value of (a_7)?Class 9Sequences and ProgressionsSequencesLevel 43HardMathematicsWhat will (a_5) be for the rule (a_n=2n^2+5n)?Class 9Sequences and ProgressionsSequencesLevel 42HardMathematicsIf (a_n=3n^2-2n), what will be the value of (a_6)?Class 9Sequences and ProgressionsSequencesLevel 42HardMathematicsWhat are the first four terms formed by (a_n=6n+1)?Class 9Sequences and ProgressionsSequencesLevel 43MediumMathematicsIf (a_n=2n^2+3), what is (a_6)?Class 9Sequences and ProgressionsSequencesLevel 43MediumMathematicsIf (a_n=5n-2), what will be the value of (a_9)?Class 9Sequences and ProgressionsSequencesLevel 43MediumMathematicsWhich sequence shows the first four terms of (a_n=3^n-1)?Class 9Sequences and ProgressionsSequencesLevel 42MediumMathematicsWhat is the fourth term formed by (a_n=70-5n)?Class 9Sequences and ProgressionsSequencesLevel 42MediumMathematicsWhat will (a_4) be for the rule (a_n=n^2+2n)?Class 9Sequences and ProgressionsSequencesLevel 41MediumMathematicsIf (a_n=3n+4), what will be the value of (a_7)?Class 9Sequences and ProgressionsSequencesLevel 41Medium