Find the first term and common difference for the following A.P. : 5, 1, –3, –7, ..................

Q.1 (B)(ii) Find the first term and common difference for the following A.P. : 5, 1, –3, –7, ..................

Doubtly Asked 25 Oct 2026 ssc 10th Save WhatsApp Report

1 answer

Best answer

Answer: \(a = 5\), \(d = -4\)

First term \(a = 5\).

\(d = t_2 - t_1 = 1 - 5 = -4\). (Check: \(-3 - 1 = -4\), \(-7 - (-3) = -4\).)

Doubtly AI · 25 Oct 2026 AI-verified · Oct 2026 Report

Was this answer helpful?