maths crossward

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Across
  1. 2. POLYNOMIAL a degree of three.
  2. 4. when an event is supposed to be equally likely.
  3. 7. when the cost price is more than the selling price what is the difference called
  4. 8. when the selling price is more than its cost price the difference is called
  5. 9. when two quantities need to be compared or expressed in ratio, they need to be in same units,
Down
  1. 1. EQUATION something that can be solved by the method of the completing a square
  2. 3. if the lines intersect at a point, then that point gives the unique solution of the two equations.
  3. 4. when two ratios are equated it becomes.
  4. 5. the set of numbers including negative as well as whole numbers
  5. 6. the probabliity of an impossible