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Sequences And Progressions

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

MathematicsFor the sequence 6, 14, 26, 42, ..., a_n = 2n² + 2n + 2. What is the value of a_15 - a_13?Class 9Sequences and ProgressionsExplicit or general ruleLevel 41Medium MathematicsIn the sequence (15, 12, 7, 0, -9, ...), the differences are (-3, -5, -7, -9, ...). What will be the next term?Class 9Sequences and ProgressionsRecursive ruleLevel 44Medium 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 MathematicsIn the sequence \((1,2,4,7,11,\ldots)\), the added numbers are \((1,2,3,4,\ldots)\). What is the eighth term?Class 9Sequences and ProgressionsRecursive ruleLevel 44Medium MathematicsIn the sequence \((50,45,37,26,12,\ldots)\), the differences are \((-5,-8,-11,-14,\ldots)\). What is the next term?Class 9Sequences and ProgressionsSequencesLevel 44Medium MathematicsIn the sequence \((1,4,10,19,31,\ldots)\), the successive differences are \((3,6,9,12,\ldots)\). What is the sixth term?Class 9Sequences and ProgressionsSequencesLevel 44Medium MathematicsIn the sequence \((2,3,5,8,13,\ldots)\), each term is the sum of the previous two terms. What is the eighth term?Class 9Sequences and ProgressionsRecursive ruleLevel 44Medium MathematicsHow many terms of the sequence (12,17,22,27,\ldots) are less than (60)?Class 9Sequences and ProgressionsSequencesLevel 44Hard MathematicsIn the sequence \((81,27,9,3,\ldots)\), each term is \(\frac{1}{3}\) of the previous term. What is the sixth term?Class 9Sequences and ProgressionsGeometric ProgressionLevel 44Medium 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 MathematicsWhat will be the next term of (20,31,46,65,88,...)?Class 9Sequences and ProgressionsSequencesLevel 43Medium MathematicsWhat will be the (16)th term of (8,14,20,26,\ldots)?Class 9Sequences and ProgressionsSequencesLevel 43Hard MathematicsIf a₁ = 8, a₂ = 13, and each next term is the sum of the previous two terms, what is a₆?Class 9Sequences and ProgressionsRecursive ruleLevel 42Medium MathematicsWhat is the 7th term of (4, 12, 36, 108, ...)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 42Medium MathematicsWhat will be the (15)th term of (7,12,17,22,\ldots)?Class 9Sequences and ProgressionsSequencesLevel 42Hard MathematicsWhich sequence is formed by a multiplication rule, not an addition rule?Class 9Sequences and ProgressionsGeometric ProgressionLevel 41Medium MathematicsWhich sequence does not have a common difference?Class 9Sequences and ProgressionsSequencesLevel 41Easy MathematicsWhat is the common difference in the sequence 11, 16, 21, 26, ...?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 46Easy