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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।

MathematicsIf (5,15,45,\ldots) is a geometric progression, what is the product of the first three terms?Class 9Sequences and ProgressionsGeometric ProgressionLevel 53Medium MathematicsWhat is the fifth term of the geometric progression \((1,-2,4,-8,\ldots)\)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 53Medium MathematicsIf \(a_1=12\) and \(r=\frac12\), what is \(a_4\)?Class 9Sequences and Progressionsnth termLevel 53Medium MathematicsWhich sequence has a negative common ratio?Class 9Sequences and ProgressionsGeometric ProgressionLevel 53Medium MathematicsIf \((2,6,x,54)\) is a geometric progression, what is \(x\)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 53Medium MathematicsIf \(a_n=9\left(\frac{1}{3}\right)^{n-1}\), what is \(a_3\)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 53Medium MathematicsIf a geometric progression has (a_1=4) and (a_4=108), what is the common ratio?Class 9Sequences and ProgressionsGeometric ProgressionLevel 53Medium MathematicsIf a geometric progression has first term (5) and common ratio (3), what is the fourth term?Class 9Sequences and ProgressionsGeometric ProgressionLevel 53Medium MathematicsWhat is the common ratio in the sequence \((3,6,12,24,\ldots)\)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 53Medium MathematicsWhich geometric progression has first term 4 and common ratio 3?Class 9Sequences and ProgressionsGeometric ProgressionLevel 56Easy MathematicsWhat is (a_5) of the geometric progression (12,36,108,324,\ldots)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 56Easy MathematicsIf \((x,3x,9x,\ldots)\) is a geometric progression, what is the common ratio?Class 9Sequences and ProgressionsGeometric ProgressionLevel 56Easy MathematicsWhat are (a) and (r) in the geometric progression (1,5,25,125,\ldots)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 56Easy MathematicsIf a_n = 16(1/2)^(n-1), what is the value of a_4?Class 9Sequences and ProgressionsGeometric ProgressionLevel 56Easy MathematicsIf \(a_n=3\cdot2^{n-1}\), what first three terms does it give?Class 9Sequences and ProgressionsGeometric ProgressionLevel 56Easy MathematicsWhat is the value of \(r\) in the geometric progression \((4,12,36,108,\ldots)\)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 56Easy MathematicsIf the first term of a geometric progression is 18 and the common ratio is 1/3, what is the second term?Class 9Sequences and ProgressionsGeometric ProgressionLevel 56Easy MathematicsWhat is the first term in the geometric progression (7, 21, 63, 189, ...)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 56Easy MathematicsWhy is the sequence (2, 4, 6, 8, ...) not a geometric progression?Class 9Sequences and ProgressionsGeometric ProgressionLevel 56Easy MathematicsIs the sequence (3, 6, 12, 24, ...) a geometric progression?Class 9Sequences and ProgressionsGeometric ProgressionLevel 56Easy