2 years ago

-8, 22, 52, 82, ... Find a 20

Mathematics

1 answer:

gladu [14]2 years ago

8 0

Answer:

Step-by-step explanation:

It is an arithmetic sequence with common difference d = 30.

a₂₀ = a₁ + (20-1)d = -8 + 19·30 = 562

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