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OpenStudy (anonymous):
-3,9,-27,81,... what is the pattern and the next 2 numbers??
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OpenStudy (anonymous):
If you break them up into their prime numbers the pattern is easy to see.
OpenStudy (anonymous):
-3 = -1 * 3 9 = -1 * -1 * 3 * 3 -27 = -1 * -1 * -1 * 3 * 3 * 3 81 = -1 * -1 * -1 * -1 * 3 * 3 * 3 * 3
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