Algebra Chapter 2 Flashcards

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Questions and Answers

What is the coefficient in the term 3x?

  • None
  • x
  • 3x
  • 3 (correct)

What are two numbers with a product of one called?

Multiplicative Inverse

What is a property in mathematics?

A statement that is true for any numbers, a rule.

An identity is an equation that is true for only specific values of the variable.

<p>False (B)</p> Signup and view all the answers

What is a null set?

<p>The empty set.</p> Signup and view all the answers

What is a two-step equation?

<p>An equation that contains two operations.</p> Signup and view all the answers

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Study Notes

Definitions of Key Terms in Equations

  • Coefficient refers to the numerical factor in a term with a variable, such as 3 in the expression 3x.
  • Multiplicative Inverse is a pair of numbers whose product equals one; for example, the multiplicative inverse of 2/3 is 3/2.
  • Properties denote universal statements or rules applicable to any numbers, indicating predictable relationships in mathematics.

Equations and Their Characteristics

  • An Identity is an equation that holds true for all possible values of the variable, indicating its universal applicability.
  • A Null Set represents an empty set, consisting of no elements, symbolizing a lack of solutions in certain equations.
  • A Two-Step Equation requires two operations to solve, showcasing the complexity of certain algebraic expressions.

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