MATHS CROSSWORD

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Across
  1. 2. Quantity represented by 'n' in algebra (10)
  2. 3. Result of dividing one integer by another (6)
  3. 5. A polynomial with four terms (11)
  4. 8. Sum of the exponents in a polynomial (7)
Down
  1. 1. Number that cannot be expressed as a fraction (8)
  2. 4. Point where x and y coordinates are both zero (5)
  3. 6. The y-coordinate of a point where the graph intersects the y-axis (6)
  4. 7. Number that is not a perfect square (5)