3 years ago

The first term of an arithmetic sequence is -30 and the common difference is 8. Find the 20th term.

Mathematics

1 answer:

Sedaia [141]3 years ago

4 0

Answer:

122.

Step-by-step explanation:

nthe term = a1 + d(n - 1) so here:

20th term = -30 + 8(20 - 1)

- 30 + 152

= 122.

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