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Class 9 Mathematics

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

MathematicsFor a geometric progression with (a=4) and (a_6=972), if (r) is positive what is (r)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 54Hard MathematicsLet \(x, y, z\) be three consecutive non-zero terms of a geometric progression. Which of the following relation is always true?Class 9Sequences and ProgressionsGeometric ProgressionLevel 54Hard MathematicsIf the common ratio of a geometric progression is negative, which statement about the signs of its consecutive terms is correct?Class 9Sequences and ProgressionsGeometric ProgressionLevel 54Hard MathematicsIn a geometric progression the first term is (6) and the fifth term is (486). If (r) is positive what is (r)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 54Hard MathematicsIf a geometric progression has (a=5) and (r=3) what is the value of (a_8)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 54Hard MathematicsIf \(a_n=7\cdot2^{n-1}\), what is the value of \(a_4+a_5\)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55Medium MathematicsIf (a_n=768) in (3,12,48,192,\ldots), what is (n)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55Medium MathematicsFor which (x) will (16,x,81) be consecutive terms of a positive geometric progression?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55Medium MathematicsWhat is the (6)th term of the geometric progression (6,18,54,\ldots)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55Medium MathematicsIf (x,20,100) are consecutive terms of a geometric progression, what is (x)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55Medium MathematicsWhich of the following sequences is a geometric progression in which each term is three times the immediately preceding term?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55Medium MathematicsWhat is the sum of the first (4) terms of the geometric progression (14,28,56,112,\ldots)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55Medium MathematicsWhich of the following sequences is a geometric progression with common ratio \(-2\)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55Medium MathematicsIf a geometric progression has (a_1=3) and (a_4=81), and the ratio is positive, what is (r)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55Medium MathematicsWhat is the sum of the first (4) terms of the geometric progression (8,24,72,216,\ldots)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55Medium MathematicsWhat is the common ratio of the sequence (7,-14,28,-56,\ldots)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55Medium MathematicsIf \(a_n=5\cdot3^{n-1}\), what is the value of \(a_5\)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55Medium MathematicsIf (a=12) and (r=2) what will be the sixth term of the geometric progression?Class 9Sequences and ProgressionsGeometric ProgressionLevel 58Easy MathematicsIf \(a_n=2\cdot5^{n-1}\) what is the value of \(a_4\)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 58Easy MathematicsIf a geometric progression has (a_1=7) and (r=5) what is (a_3)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 58Easy