math

• Equal Sets


  Two sets that contain exactly the same elements
• Sets


  A well-defined collection of objects
• Null Set or Empty Set


  A set without any elements present, used with the symbol { } or ∅
• Roster Notation or Listing Method


  Methods in Describing a Set
• Cardinal Number


  The number of elements in a set
• Equivalent Sets


  Two sets that contain exactly the same number of elements
• Operations of Sets

  • Union
  • Intersection
  • Difference
  • Complement
• Venn Diagram


  Used in showing the relationship between objects
• Properties of Real Numbers


  • Closure Property of Addition and Multiplication
  • Commutative Property of Addition and Multiplication
  • Associative Property of Addition and Multiplication
  • Identity Property of Multiplication
• Number Line


  A way of showing the set of integers
• Opposites


  Numbers that are the same distance from zero but on opposite sides
• Absolute Value


  Describes the distance between two points on a number line
• if both numbers are positive or both negative the product is

  • positive
• PEMDAS


  A guide for solving math problems with multiple operations: Parentheses, Exponents, Multiplication/Division, Addition/Subtraction
• Punctuated Equations


  • Equations with punctuations like braces {}, brackets [], and parenthesis ()
• Unpunctuated Equations


  • Equations without punctuations
• Fraction


  Defines a part of a whole, with a numerator and denominator
• Scientific Notation


  A number expressed as a x 10^n, where a is 1≤|a|<10 and n is an integer
• Units of Measurement


  • Span
  • Foot
  • Palm
  • Cubit
  • Digit
  • Pace
• Mass (weight)


  Measured in grams
• Volume


  Measured in liters
• Algebra


  The branch of mathematics involving expressions with variables
• Algebraic Terms


  • Algebraic term
  • Literal factor
  • Numerical coefficient/coefficient
  • Literal coefficient
  • Constant
• Types of Polynomials


  • Monomial
  • Binomial
  • Trinomial
• Like Terms


  Two or more terms that contain the same variable(s) and exponents
• Unlike Terms: The terms differ by at least one variable.