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If 43=8a4^3 = 8^a43=8a, the value ofaaa is
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Since 43=4×4×4=644^3=4\times4\times4=6443=4×4×4=64and 82=8×8=648^2=8\times8=6482=8×8=64, then 43=824^3=8^243=82, and so a=2a=2a=2.
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