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

MathematicsIf \(a_n=\frac{n(n+7)}{4}\), what is the value of \(a_{12}\)?Class 9Sequences and Progressionsnth termLevel 58Expert MathematicsIf (a_n=7n-13), what is (a_{4n+1})?Class 9Sequences and Progressionsnth termLevel 58Expert MathematicsIf (a_n=28-5n), what is the value of (a_7+a_{12})?Class 9Sequences and Progressionsnth termLevel 58Expert MathematicsIf (a_n=3n^2+5n-8), what is the value of (a_9-a_6)?Class 9Sequences and Progressionsnth termLevel 58Expert MathematicsA sequence has (a_n=2n^3-3n). What is the value of (a_5)?Class 9Sequences and Progressionsnth termLevel 58Expert MathematicsIf (a_n=2n^2+9n-11), what is the value of (a_{10}-a_4)?Class 9Sequences and Progressionsnth termLevel 58Expert MathematicsIf (a_n=7n^2-3n+5), what is the value of (a_6)?Class 9Sequences and Progressionsnth termLevel 58Expert MathematicsA sequence has (a_n=4n^2-9n+7). What is the value of (a_{10}-a_3)?Class 9Sequences and Progressionsnth termLevel 59Hard MathematicsIf \(a_n=7\cdot2^{n-1}-3\), what is the value of \(a_5\)?Class 9Sequences and Progressionsnth termLevel 59Hard MathematicsIf \(a_n=\frac{n(n+5)}{3}\), what is the value of \(a_{12}\)?Class 9Sequences and Progressionsnth termLevel 59Hard MathematicsIf (a_n=17-4n), what is the value of (a_5+a_{11})?Class 9Sequences and Progressionsnth termLevel 59Hard MathematicsIf (a_n=2n^2+3n-4), what is the value of (a_8-a_5)?Class 9Sequences and Progressionsnth termLevel 59Hard MathematicsIf (a_n=3^n+2n), what is the value of (a_4)?Class 9Sequences and Progressionsnth termLevel 59Hard MathematicsA sequence has (a_n=n^3+2n). What is the value of (a_5)?Class 9Sequences and Progressionsnth termLevel 59Hard MathematicsIf (a_n=n^2+7n-8), what is the value of (a_9-a_4)?Class 9Sequences and Progressionsnth termLevel 59Hard MathematicsIf aₙ = 9n − 11, what is a₂ₖ₊₃?Class 9Sequences and Progressionsnth termLevel 59Hard MathematicsIf (a_n=5n^2-4n+3), what is the value of (a_6)?Class 9Sequences and Progressionsnth termLevel 59Hard MathematicsIf aₙ = (n² + 1)/n, what is the value of a₄?Class 9Sequences and Progressionsnth termLevel 56Medium MathematicsIf \(a_n=\frac{2n+1}{3}\), what is the value of \(a_8\)?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsIf (a_n=2^n+1), what is the value of (a_6)?Class 9Sequences and Progressionsnth termLevel 56Expert