The side length of a square S can be determined by the formula S equals the square root of a where a represents the area of the
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<h3>Given</h3>
A geometric sequence such that ...
We can use the ratio of the given terms to find the common ratio of the sequence, then use that to find the desired term from one of the given terms. We don't actually need the common ratio (-2). All we need is its cube (-8).