Algebra

Question

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4

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Let a_1, a_2, a_3, \dots be an infinite geometric series with positive terms. If a_2 = 10, then find the smallest possible value of
a_1 + a_2 + a_3.

threepointonefourone · Answer 1 · 2025-03-08T04:11:08

So far I get $a_1 = 5$ , $a_2 = 10$ , and $a_3 = 20$ , getting $35$ . Not sure.