The best jewel in the world
Answer:
Among the greatest mathematicians of ancient China was Liu Hui, who produced a detailed commentary on the “Nine Chapters” in 263 CE, was one of the first mathematicians known to leave roots unevaluated, giving more exact results instead of approximations.
Explanation:
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A blue-chip stock is the stock of a large, well-established and financially sound company that has operated for many years. A blue-chip stock typically has a market capitalization in the billions, is generally the market leader or among the top three companies in its sector, and is more often than not a household name.
Genghis Khan is the least important Mongol emperor and the most cruel one.
