Show that each of the progressions given below is an AP. Find the first term, common difference ... VIDEO
Show that each of the progressions given below is an AP. Find the first term, common difference and next term of each.
(W)
(i) \( 9,15,21,27, \ldots \).
(ii) \( 11,6,1,-4, \ldots \).
(iii) \( -1, \frac{-5}{6}, \frac{-2}{3}, \frac{-1}{2}, \ldots \)
(iv) \( \sqrt{2}, \sqrt{8}, \sqrt{18}, \sqrt{32}, \ldots \)
(v) \( \sqrt{20}, \sqrt{45}, \sqrt{80}, \sqrt{125}, \ldots \)
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