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23-06-2020
Mathematics

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

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

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PollyP52 PollyP52

01-07-2020

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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