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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 the (n)th term of a sequence is (a_n=5n-7), what will be the (20)th term?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsIf (a_n=2n^2+5n), what is the value of (a_6-a_3)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsA sequence has (a_n=3n^2-7n+6). What is the difference between (a_2) and (a_9)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsIf \(a_n=\frac{n(n+3)}{2}\), what is the value of \(a_9\)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsIf (a_n=4n-7), what is (a_{2n+1})?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsIf (a_n=n^2+4n-6), what is the value of (a_{10}-a_6)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsA sequence has (a_n=2n^3+n). What is the value of (a_4)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsIf (a_n=4n^2-3n+2), what is the value of (a_7)?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsIf the (n)th term of a sequence is (a_n=3n^2+n-2), what is the value of (a_8)?Class 9Sequences and Progressionsnth termLevel 57Hard MathematicsIf (a_n=6n^2-6n+1), what is (a_4)?Class 9Sequences and Progressionsnth termLevel 57Hard MathematicsA sequence has (a_n=n^3-n). What is (a_5)?Class 9Sequences and Progressionsnth termLevel 57Hard MathematicsIn a sequence, (a_n=2n^2+n). What is the value of (a_6)?Class 9Sequences and Progressionsnth termLevel 57Hard MathematicsIf (a_n=4n^2-1), which is (a_5)?Class 9Sequences and Progressionsnth termLevel 57Hard MathematicsIf (a_n=3^n-2), what is (a_4)?Class 9Sequences and Progressionsnth termLevel 57Hard MathematicsIf the (n)th term of an arithmetic sequence is (a_n=6n-1), what is (a_{15})?Class 9Sequences and Progressionsnth termLevel 57Hard MathematicsIf (a_n=4n+1), what is (a_{2m})?Class 9Sequences and Progressionsnth termLevel 57Hard MathematicsA sequence has rule (a_n=n^2+n+2). What is (a_5+a_6)?Class 9Sequences and Progressionsnth termLevel 57Easy MathematicsThe (n)th term of a sequence is (a_n=3n^2-2n+5). Find (a_8).Class 9Sequences and Progressionsnth termLevel 57Hard MathematicsIf (a_n=n^2+n+1), what is the fourth term?Class 9Sequences and Progressionsnth termLevel 61Easy MathematicsIf \(a_n=\frac{5n}{2}\), what is the fourth term?Class 9Sequences and Progressionsnth termLevel 61Easy