law of signs

Definition of law of signs

1 : a rule in algebra: the product or the quotient of two numbers of like sign is positive
2 : a rule in algebra: the product or the quotient of two numbers of unlike sign is negative

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Cite this Entry

“Law of signs.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/law%20of%20signs. Accessed 2 Aug. 2021.

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