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Luis GR

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If positive integers a,b, and c satisfy a b=7 9
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If a3=7+50−−√
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Componendo and dividendo
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The eventually repeating decimal 0.0116¯¯¯¯ c
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The repeating decimal 0
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Sum of squares
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1-doing now
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Sunny is trying to buy a fixed number of chair
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Up and down the hill brilliant
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Two arithmetic operations
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Triangle with special point d
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Two right triangles
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Two arithmetic operations
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The year 2013 consists of 4 distinct digits
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