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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 sum of the first (4) terms of the geometric progression (6,18,54,162,\ldots)?Class 9Sequences and ProgressionsGeometric ProgressionMedium MathematicsIn the sequence (2,8,32,128,\ldots), which term is (512)?Class 9Sequences and ProgressionsGeometric ProgressionMedium MathematicsIf a geometric progression has \(a_2=10\) and \(r=2\), what is \(a_1\)?Class 9Sequences and ProgressionsGeometric ProgressionMedium MathematicsWhat is the sum of the first (4) terms of the geometric progression (5,15,45,135,\ldots)?Class 9Sequences and ProgressionsGeometric ProgressionMedium MathematicsIf (a_n=74-5n), which term will be equal to (19)?Class 9Sequences and ProgressionsArithmetic ProgressionHard MathematicsIf (a_6=28) and (a_{15}=82), what is (d)?Class 9Sequences and ProgressionsArithmetic ProgressionExpert MathematicsIf (a_n=52-4n), what is the value of (a_4+a_9)?Class 9Sequences and ProgressionsArithmetic ProgressionExpert MathematicsIf (a_1=7) and (a_{12}=73), what is the common difference?Class 9Sequences and ProgressionsArithmetic ProgressionExpert MathematicsIf (a_1=20) and (d=-4), what is the value of (a_2+a_6)?Class 9Sequences and ProgressionsArithmetic ProgressionExpert MathematicsIn an arithmetic progression, (a_6=25) and (a_{11}=55). What is (a_1)?Class 9Sequences and ProgressionsArithmetic ProgressionExpert MathematicsIf (a_n=50-3n), which term will be equal to (5)?Class 9Sequences and ProgressionsArithmetic ProgressionHard MathematicsIf (a_n=4n+3), which term will be (91)?Class 9Sequences and ProgressionsArithmetic ProgressionHard MathematicsWhat is the sum of the first (4) terms of the arithmetic progression (12,20,28,36,\ldots)?Class 9Sequences and ProgressionsArithmetic ProgressionMedium MathematicsIf (a_2=18) and (d=6), what is (a_1)?Class 9Sequences and ProgressionsArithmetic ProgressionMedium MathematicsRiya says that the sequence 3, 7, 11, 16 is an arithmetic progression because its terms are increasing. What is the error in Riya's reasoning?Class 9Sequences and ProgressionsArithmetic ProgressionMedium MathematicsIf an arithmetic progression has first term (9) and common difference (4), what is the (8)th term?Class 9Sequences and ProgressionsArithmetic ProgressionMedium MathematicsWhat is the sum of the first (4) terms of the arithmetic progression (7,10,13,16,\ldots)?Class 9Sequences and ProgressionsArithmetic ProgressionMedium MathematicsA student says that the sequence 5, 9, 14, 18 is an arithmetic progression because every next term is greater. What is the student's error?Class 9Sequences and ProgressionsArithmetic ProgressionMedium MathematicsIs the sequence $(20,16,12,8,\ldots)$ an arithmetic progression? If yes, find the common difference.Class 9Sequences and ProgressionsArithmetic ProgressionMedium MathematicsWhich is the general term of the arithmetic progression (5,9,13,17,\ldots)?Class 9Sequences and ProgressionsArithmetic ProgressionEasy