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In Math / Junior High School | 2024-09-01

I’d d=7, and 76th term is 920,what is the first term?

Asked by sukhmeen76y

Answer (1)

Answer:The first term is 395.Step-by-step explanation:Given:d = 7a76 = 920n = 76Find:a1 = ?Solution:an = a1 + (n - 1)d920 = a1 + (76 - 1)(7)920 = a1 + 525920 - 525 = a1a1 = 395

Answered by musaharmonix | 2024-09-01

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