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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 (a_n=26-5n), which term is equal to (-34)?Class 9Sequences and Progressionsnth termLevel 59Hard MathematicsWhat is the 7th term of the sequence 4, 20, 100, 500, …?Class 9Sequences and ProgressionsGeometric ProgressionLevel 59Hard MathematicsIf aₙ = 9n − 11, what is a₂ₖ₊₃?Class 9Sequences and Progressionsnth termLevel 59Hard MathematicsIn an arithmetic sequence, a₄ = 21 and a₁₀ = 57. What is its nth term?Class 9Sequences and ProgressionsArithmetic ProgressionLevel 59Hard MathematicsIf (a_n=5n^2-4n+3), what is the value of (a_6)?Class 9Sequences and Progressionsnth termLevel 59Hard MathematicsIf (a_n=50-4n), which will be the first term less than (10)?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsWhat is the nth term of the sequence 6, 13, 24, 39, 58, …?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsWhich is the nth term of the sequence 1, 4, 10, 20, 35, …?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsIf aₙ = n² + (−1)ⁿ, what is the value of a₆ − a₅?Class 9Sequences and Progressionsnth termLevel 56Hard MathematicsWhat is the nth term of the sequence 3⁄2, 5⁄3, 7⁄4, 9⁄5, …?Class 9Sequences and Progressionsnth termLevel 56Hard MathematicsIf (a_n=an+b), (a_2+a_5=29), and (a_3+a_6=39), what will be (a_{10})?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsWhich is the nth term of the sequence 4, 10, 18, 28, 40, …?Class 9Sequences and Progressionsnth termLevel 56Hard MathematicsIf (a_n=6n-11), which term is (55)?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsIf (a_n=2n+(-1)^n), what is the value of (a_5)?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsIf aₙ = (n² + 1)⁄n, what is the value of a₄?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsIf (a_n=4n^2+n), what is (a_{n+1}-a_n)?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsIf (a_n=n^3), what is the value of (a_5-a_3)?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsIf (a_n=rn+s), (a_6=32), and (a_{11}=57), what will be (a_{20})?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsWhat is the (n)th term of the sequence (5,8,13,20,29,\ldots)?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsIf (a_n=9-2n), which is the first term less than (-15)?Class 9Sequences and Progressionsnth termLevel 56Expert