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| Math Central | Quandaries & Queries |
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Question from Vaidehi, a student: Find the base value (i.e. x): |
Hi Vaidehi,
$152_8 = 1 \times 8^2 + 5 \times 8 + 2.$ Use the same technique to convert $211_x$ to base 10. Since the two are equal you can solve the resulting equation for $x.$
Penny
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