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| 1. |
Which term of seqebce 114, 109 ,104..... Is the first negative term |
| Answer» First term = a = 114Common difference = a2 - a1d = 109 - 114d = -5Let n th term of A.P = 0a + ( n - 1 )d = 0114 + ( n - 1 ) ( -5 ) = 0114 - 5n + 5 = 0119 - 5n = 0-5n = - 119n = 119/5n = 23.4Therefore ,24 th term of given A. P is first negative term | |