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

MathematicsIf aₙ = n³ − n, what will be the value of a₇ − a₅?Class 9Sequences and Progressionsnth termLevel 41Medium MathematicsIn the sequence (2,6,18,54,\ldots), each term is (3) times the previous term. What will be the eighth term?Class 9Sequences and ProgressionsSequencesLevel 41Expert MathematicsIn the sequence (1,3,7,15,31,\ldots), which term is (127)?Class 9Sequences and ProgressionsSequencesLevel 41Expert MathematicsIf (a_n=2^n+n), what will be the value of (a_6)?Class 9Sequences and ProgressionsSequencesLevel 41Expert MathematicsIf (a_n=(-1)^{n+1}n^2), what will be the value of (a_9+a_{10})?Class 9Sequences and ProgressionsSequencesLevel 41Expert MathematicsWhat will be the (20)th term in the sequence (3,6,10,15,21,\ldots)?Class 9Sequences and ProgressionsSequencesLevel 41Expert MathematicsThe sequence (3,12,27,48,75,\ldots) has general term (a_n=3n^2). What is (a_8-a_6)?Class 9Sequences and ProgressionsSequencesLevel 44Hard MathematicsWhat is the (10)th term in the sequence (1,1,2,3,5,8,\ldots)?Class 9Sequences and ProgressionsSequencesLevel 44Hard MathematicsWhat is the 25th term of the sequence (-5,-1,3,7,...)?Class 9Sequences and Progressionsnth termLevel 44Medium MathematicsIn the sequence \((13,18,23,28,\ldots)\), which term is 98?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 44Medium MathematicsWhat is the (20)th term of the sequence (2,4,7,11,16,\ldots)?Class 9Sequences and ProgressionsSequencesLevel 44Hard MathematicsWhat is the (10)th term of the sequence (8,27,64,125,\ldots)?Class 9Sequences and ProgressionsSequencesLevel 44Hard MathematicsWhich formula is correct for the sequence (3,7,13,21,31,\ldots)?Class 9Sequences and ProgressionsSequencesLevel 44Hard MathematicsIn the sequence (5,10,20,40,\ldots), which term is (320)?Class 9Sequences and ProgressionsSequencesLevel 44Hard MathematicsIn the sequence (3,6,11,18,27,\ldots), (a_n=n^2+2). What is (a_9)?Class 9Sequences and ProgressionsSequencesLevel 44Hard MathematicsIn the sequence (1,8,27,64,\ldots), the (n)th term is (n^3). What is the difference between the (6)th term and the (5)th term?Class 9Sequences and ProgressionsSequencesLevel 44Hard MathematicsIn the sequence (4,7,12,19,28,\ldots), (a_n=n^2+3). Which term is (84)?Class 9Sequences and ProgressionsSequencesLevel 44Hard MathematicsIn the sequence (2,4,8,16,\ldots), (a_1=2) and each next term is double the previous term. What is the eighth term?Class 9Sequences and ProgressionsSequencesLevel 44Hard MathematicsFor the sequence 2, 5, 10, 17, 26, ..., the nth term is a_n = n² + 1. What is the value of a_12 − a_10?Class 9Sequences and ProgressionsExplicit or general ruleLevel 41Medium MathematicsIn the sequence (1,4,9,16,...), what is the difference between the 15th term and the 14th term?Class 9Sequences and Progressionsnth termLevel 44Medium