Please fastly answer 23 24 25

Please fastly answer 23 24 25 b. are three consecutive V. K'.K It-the A.M. GM. H.M between positive 2) EC—A.G 24. ITA. G. A.M. G.M and H.M 5. HI, H2 are two harmonic means between a, b. then H + H Ht.H2 a.h 2) ab The sum of the first n terms of the sequence < an > is defined by the formula So = that it is an A.P. Find the term of an AP whose term is 465 and term is 388. How many terms must be taken of the series 42, 39, 36, .. to make the sum 3152 r; of an A P. if its firsttermis2andtheseventh',ermis20.

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