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1. If the 3rd and the oth term of the A.P. series are 4 and -8 respectively.Find:a. its first termb.common differencec. which term of the series be zerod. find the sum of first 20 terms.3 |
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Answer» Answer: (III) (A) If we count in step of x from term number n, to n, including both term NUMBERS n , and n2, we get "—" +1 terms JC For examples, ... |
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