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What is the sum of the first 28 terms of this arithmetic sequence? 69, 75, 81, 87, 93, 99, …

What is the sum of the first 28 terms of this arithmetic sequence? 69, 75, 81, 87, 93, 99, …
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3 votes
What is the sum of the first 28 terms of this arithmetic sequence?

69, 75, 81, 87, 93, 99, …

asked
User Joshua MN
by
8.3k points

1 Answer

5 votes
It increases by 6 each term, so building off of the first 6 terms you provided....
69, 75, 81, 87, 93, 99, 105, 111, 117, 123, 129, 135, 141, 147, 153, 159, 165, 171, 177, 183, 189, 195, 201, 207, 213, 219, 225, 231

Hope this helps!
answered
User Lachlan Young
by
9.4k points
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