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Grade 9 Mathematics

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

MathematicsIf the nth term of a sequence is \(a_n=7n+1\), which statement about it is correct?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsThe (n)th term of an arithmetic sequence is (a_n=9n-13). Which term is (122)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsThe (n)th term of a sequence is (a_n=2^n+1). Which term is equal to (33)?Class 9Sequences and Progressionsnth termLevel 57Hard MathematicsWhich statement is correct about the sequence whose nth term is \(a_n=5n-2\)?Class 9Sequences and Progressionsnth termLevel 61Easy MathematicsIf \(a_n=\frac{7n-2}{3}\), what is \(a_5\)?Class 9Sequences and Progressionsnth termLevel 58Medium MathematicsIf (a_n=7^n), what is (a_2)?Class 9Sequences and Progressionsnth termLevel 58Medium MathematicsWhat is the (17)th term of the sequence (16,22,28,34,\ldots)?Class 9Sequences and Progressionsnth termLevel 58Medium MathematicsIn the sequence (14,18,22,26,\ldots), what is (n) for (a_n=70)?Class 9Sequences and Progressionsnth termLevel 57Medium MathematicsWhat is the (20)th term of the sequence (12,18,24,30,\ldots)?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsWhat is the (5)th term of the geometric progression (3,12,48,\ldots)?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsWhich condition is necessary and sufficient for a sequence with non-zero terms to be a geometric progression?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55Hard MathematicsFor which (x) will (12,x,75) be consecutive terms of a positive geometric progression?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55Medium MathematicsIn the geometric progression (6,18,54,162,\ldots), what is (a_2+a_4)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55Medium MathematicsIf a geometric progression has (a_2=28) and (r=4), what is (a_1)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55Medium MathematicsIf a geometric progression has first term (6) and common ratio (4), what is the third term?Class 9Sequences and ProgressionsGeometric ProgressionLevel 55Medium MathematicsFor which (x) will (9,x,49) be consecutive terms of a positive geometric progression?Class 9Sequences and ProgressionsGeometric ProgressionLevel 54Medium MathematicsIf \(a_1=\frac{5}{8}\) and \(r=2\), what is \(a_5\)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 54Medium MathematicsWhat is the sum of the first (4) terms of the geometric progression (6,18,54,162,\ldots)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 54Medium MathematicsWhat is the sum of the first (4) terms of the geometric progression (5,15,45,135,\ldots)?Class 9Sequences and ProgressionsGeometric ProgressionLevel 53Medium MathematicsIf (a_5=18) and (a_{14}=81), what is (a_1)?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 52Expert