New chat PYQ Library Doubts Rank report

Sign in to see Recents

Your guest activity stays on this device

Sign in to save progress →

Sequences and Series · 2006 · Shift 0

2 Mathematics questions from this JEE Main paper

Guest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.

PYQ Library
JEE Main
Papers
2006 · Shift 0
Mathematics
Sequences and Series

Sequences and Series · 2006 · Shift 0

2 Mathematics questions from this JEE Main paper

Q74.If $a_{1}, a_{2}, .... a_{n}$ are in H.P., then the expression $a_{1} a_{2} + a_{2} a_{3} + .... + a_{n - 1} a_{n}$ is equal to
Mathematics · Sequences and Series · MCQ
Q75.Let $a_{1}$ , $a_{2}$ , $a_{3}$ .....be terms on A.P. If $\frac{a _{1} + a _{2} + ..... a _{p}}{a _{1} + a _{2} + ..... a _{q}} = \frac{p ^{2}}{q ^{2}}, p e q, t h e n \frac{a _{6}}{a _{21}}$ equals
Mathematics · Sequences and Series · MCQ