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TIC PROGRESSIONS, , ait 53, ermine k so that K+ 4k + 8, 2k + 3k + 6, 3h? 4 gn 4 4 are three consec, ceas of an AP. \y consecutive, 5 such ths J, Jit 207 into three parts such that these are in AP and the pradens 6, erp is 4623. - id the product of the two, , a) fhe angles of atriangle are in AP. The greatest, angles of the triangle., , 'y. Jf the nth terms of the two APs: 9, 7, 5, ... and 24, 21, 18,... are the same. fj, (a rt of n. Also find that term. are the same, find the, , (issn of the 3" and the 8" terms of an AP is 7 and t, , angle is twice the least. Find all the, , he sum of the 7* Z, terms is —3, find the 10" term. of the 7" and the 14*, , , , , he 12" term from the end of the AP: —2 4,6, 100,, ich term of the AP: 53, 48, 43... is the first negative term? — }, , oe :, , many numbers lie between 10 and 300, which when divided by 4 leave a, emainder 3?, , ‘ 4 z 1, um of the two middle most te the AP: —— <1, —=5., 45., (Bpredinge ost terms of the 3 1 3 43, , first term of an AP is —5 and the last term is 45. If the sum of the terms of the, ‘AP is 120, then find the number of terms and the common difference., , 21. Find the sum:, @) + (2) + (5) + (8) +... + (236), , Z (+-2}..(4-2)« (4-2). upton toms, , f a-b 3a-2b | 5a—3b, i) a+b ath a+b, , 62 which term of the AP: -2,-7,-12,... will be-77? Find the sum of this AP upto the, ~ term 77., , (BXxte =3-—4n, show that @,42,43»-- form an AP. Also find S,,., , (24) in an Ap, if S, = m (4n + 1), find the AP., , , , , , +-- to 11 terms.