Ch. 3 Vocabulary

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Across
  1. 3. a math expression containing an exponent
  2. 6. to write an expression in a simpler form
  3. 8. a number used as a repeated factor in a power
  4. 10. a number written as the product of its prime factors
  5. 11. a letter used to represent a number
  6. 12. A number with more than 2 factors
  7. 13. an expression that contains only numbers and operations
  8. 14. a number, a variable, or a product of numbers and variables
  9. 15. the smallest multiple that 2 or more numbers have in common
  10. 16. a mathematical notation indicating the number of times a quantity is multiplied by itself
  11. 17. a diagram showing how a composite number breaks down into prime factors
  12. 18. a mathematical phrase containing numbers, operations and at least one variable
Down
  1. 1. A whole number that has exactly 2 factors, 1 and itself
  2. 2. solve by substituting numbers in place of the variable
  3. 4. the largest factor that 2 or more numbers have in common
  4. 5. replacing a variable with a number
  5. 7. expressions that have the same value
  6. 9. a term without a variable
  7. 12. a number multiplied by a variable in an algebraic expression
  8. 15. Expressions that contain the same variables to the same power