NCERT Miscellaneous Exercise Q9 - Sequences and Series

Question: If a, b are roots of x² − 3x + p = 0 and c, d are roots of x² − 12x + q = 0, and a, b, c, d form a GP, prove (q + p):(q − p) = 17:15.

Answer: (q + p):(q − p) = 17:15.

Full step-by-step NCERT solution with diagrams on Something by Zero.

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