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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।

MathematicsWhat is the value of S₁₂ + S₁₃ + S₁₄, where S_n is the sum of the first n natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60MediumMathematicsIf (S_{23}=276), what will be the value of (S_{25})?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60MediumMathematicsA student added all numbers from (1) to (37). What will be the result?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 64EasyMathematicsIf the first (4) terms of a geometric progression are (2,8,32,128), what is (S_4)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 54HardMathematicsIf a geometric progression has first term \(a=32\) and common ratio \(r=\frac12\), what is the sum of the first four terms?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55MediumMathematicsWhat is the sum of the first (4) terms of the geometric progression (14,28,56,112,\ldots)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55MediumMathematicsWhat is the sum of the first (4) terms of the geometric progression (8,24,72,216,\ldots)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55MediumMathematicsWhat is the sum of the first (5) terms of the geometric progression (2,4,8,16,\ldots)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 53MediumMathematicsWhat is the sum of the first 13 terms of the arithmetic progression (6, 11, 16, 21, ...)?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 53MediumMathematicsWhat is the sum of the first 7 terms of the arithmetic progression 2, 8, 14, 20, ...?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 50Medium