ẩn số

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The Vietnamese word "ẩn số" is a noun that translates to "unknown" in English. It is often used in mathematics and can refer to quantities that are not known or defined within a specific context.

Basic Meaning:

• Unknown (quantity): In math, "ẩn số" refers to variables that need to be determined.

Usage Instructions:

• You typically use "ẩn số" when talking about equations or problems where some values are not given.
• It is commonly found in mathematical discussions, especially in algebra.

Example:

• "x và y là những ẩn số."

  • Translation: "x and y are unknowns."

• "Phương trình hai ẩn số"

  • Translation: "An equation of two unknowns."

Advanced Usage:

In more complex mathematical contexts, "ẩn số" can refer to multiple unknowns in equations or systems of equations.

Word Variants:

• "Ẩn" (hidden): This is a root word meaning hidden or concealed, which relates to the idea of unknowns being things we need to uncover.
• "Số" (number): This refers to a number, reinforcing the mathematical context of "ẩn số."

Different Meanings:

While "ẩn số" primarily means "unknown" in a mathematical sense, it can also be used metaphorically: - In a broader context, it can refer to any unknown factor in life or situations, such as uncertainties in a plan or a project.

Synonyms:

• "ẩn": Hidden
• "bí ẩn": Mystery or enigma

Summary:

"Ẩn số" is a versatile term used mainly in mathematics to denote unknown quantities, but it can also be applied in everyday language to refer to uncertainties.

Academic

noun

1. Unknown (quantity)
   • X và Y là những ẩn số
     X and Y are unknowns
   • phương trình hai ẩn số
     an equation of two unknowns