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单词 cross multiplication
释义

WordReference Random House Unabridged Dictionary of American English © 2024
cross multiply, [Math.]
  1. Mathematicsto remove fractions from an equation by multiplying each side by the common multiple of the denominators of the fractions of the opposite side.
  • 1950–55
cross multiplication. 

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更新时间:2024/11/10 18:26:01