Polynomials crossword

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Across
  1. 3. when linear equation have no solution lines are ___.
  2. 5. when linear equation have infinitely many solutions lines are ___.
  3. 7. when linear equation have an unique solution lines are ___.
  4. 9. Polynomials can be added ,subtracted ,multiplied but not ___.
Down
  1. 1. System Of equation having no solution…
  2. 2. ___ is the highest exponent of the variable in the polynomial.
  3. 4. A ___ is made up of terms that are only added , subtracted or multiplied.
  4. 6. The word ‘Poly’ means?
  5. 8. The word ‘nomial’ means?