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Find the sum of the first 14 terms for a sequence starting with 2, ending with 120 and common difference 2.a.845b.854c.800d.860 |
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Answer» Answer: Step-by-step EXPLANATION: USE Sn=n/2(a+l) Where n=14, l=120,and a=2 14/2(2+120) =854 |
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