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He progression 11, 5, -1, -7, -13, ......... is an A.P.its (i) first term (ii) common difference (iii) 12th term. |
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Answer» ☆(i) first term =11. (II) common difference=5-11=-6 (III)t12=a+11d =11+11(-6) =11-66 =-55. hope it HELPS ☆☆☆☆ |
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