Find a 1 and d for the arithmetic series. S 31 = 620, a 31 = 30

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Find a₁ and d for the arithmetic series.

S₃₁ = 620, a₃₁ = 30

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Related Book For answer-question

College Algebra

ISBN: 978-0134697024

12th edition

Authors: Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels

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Question Posted: Apr 10, 2019 03:11 PM

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Find a 1 and d for the arithmetic series. S 31 = 620, a 31 = 30

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S31 620 931 30 The formula for the sum is ...View the full answer

College Algebra

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