MATHEMATICS-CROSSWORD PUZZLE

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Across
  1. 5. positive integer that has at least one positive factor other than one or the number itself
  2. 8. pair of linear equations having infinitely many solutions or unique solution is said to be ________
  3. 9. pair of linear equations having no solution is said to be _______
  4. 12. determination of the set of prime numbers which multiply together to give the original integer
  5. 13. _____ of two numbers is the smallest number that is a multiple of both.
  6. 14. method used to find solution of linear equations by eliminating any one variable(out of the two)
  7. 15. value that is assumed to vary or be capable of varying
  8. 17. in the form p/q decimal representation will be recurring
  9. 18. linear equations having no solution forms ________ lines on graph
  10. 20. equation in the form ax+by+c=0, where a,b, and c are real numbers
Down
  1. 1. series of well defined steps which gives a procedure for solving a type of problem.
  2. 2. set of rational and irrational numbers
  3. 3. linear equations having unique solution forms ________ lines on graph
  4. 4. largest common factor of two or more numbers
  5. 6. positive integer that is equal to the sum of its positive factors, excluding the number itself
  6. 7. a number that can be expressed as a ratio of integers
  7. 10. a decimal expansion that has an end.
  8. 11. ______ is a proved statement and is used in proving other statements.
  9. 16. natural numbers(>1) that has no positive integers other than 1 and itself
  10. 19. linear equations having infinitely many solutions forms ________ lines on graph