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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।

MathematicsIf a geometric progression has (a=5) and (r=4), what is the value of (a_6)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55Expert MathematicsIf (a_4=54) and (a_8=4374), and (r) is positive, what is (r)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 54Expert MathematicsIf \(a_n=125\left(\frac{1}{5}\right)^{n-1}\), what is \(a_2+a_4\)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 54Expert MathematicsIf \(a_1=\frac{7}{2}\) and \(r=4\), what will \(a_4\) be?Class 9Sequences and ProgressionsGeometric ProgressionLevel 54Expert MathematicsIf (6,x,150) are consecutive terms of a positive geometric progression, what is the value of (x)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 54Expert MathematicsAll terms of a sequence are non-zero. Which of the following conditions, if true for every suitable n, confirms that the sequence is a geometric progression?Class 9Sequences and ProgressionsGeometric ProgressionLevel 54Expert MathematicsWhich of the following sequences is a geometric progression in which each term is obtained by multiplying the preceding term by the same fixed number?Class 9Sequences and ProgressionsGeometric ProgressionLevel 54Expert MathematicsWhat is the sum of the first (8) terms of the geometric progression (20,40,80,\ldots)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 56Hard MathematicsIf three non-zero numbers \(a, b, c\) are consecutive terms of a geometric progression in this order, which relation must be true?Class 9Sequences and ProgressionsGeometric ProgressionLevel 56Hard MathematicsFor three consecutive non-zero terms \(a, b, c\) of a geometric progression, which of the following relations is always true?Class 9Sequences and ProgressionsGeometric ProgressionLevel 56Hard MathematicsIf (a_1=6) and (r=-2), what is (a_7)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 56Hard MathematicsIf (a=13) and (a_6=416), and (r) is positive, what is (r)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 56Hard MathematicsWhich of the following conditions is sufficient to identify a sequence with non-zero terms as a geometric progression?Class 9Sequences and ProgressionsGeometric ProgressionLevel 56Hard MathematicsFor a geometric progression with (a=2) and (a_7=1458), if (r) is positive, what is (r)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 56Hard MathematicsWhich of the following sequences is a geometric progression with a negative common ratio?Class 9Sequences and ProgressionsGeometric ProgressionLevel 56Hard MathematicsIn a geometric progression, the first term is (9) and the fifth term is (2304). If (r) is positive, what is (r)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 56Hard MathematicsIf (a_7=320) and (a=5), and (r) is positive, what is (r)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55Hard MathematicsWhat is the sum of the first (9) terms of the geometric progression (15,30,60,\ldots)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55Hard MathematicsAll terms of a sequence are non-zero. Which of the following conditions is sufficient to identify the sequence as a geometric progression?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55Hard MathematicsWhat is the sum of the first (10) terms of the geometric progression (5,10,20,\ldots)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55Hard