Grade 11 Functions Crossword

1234567891011121314
Across
  1. 3. A number that, when multiplied by itself, produces the given number.
  2. 4. A curve that can be obtained when cutting a right circular cone by a plane parallel to one of the elements of the cone.
  3. 5. A statement that the values of two mathematical expressions are equal.
  4. 7. A way of simplifying/solving a quadratic equation by adding an expression to both sides to make one part of the equation a perfect square.
  5. 10. A number or algebraic expression by which another is exactly divisible.
  6. 11. Expressible, or containing quantities that are expressible, as a ratio of whole numbers. When expressed as a decimal, a rational number has a finite or recurring expansion.
  7. 12. The trigonometric function that is equal to the ratio of the side opposite a given angle (in a right triangle) to the hypotenuse.
  8. 13. The trigonometric function that is equal to the ratio of the side adjacent to an acute angle (in a right-angled triangle) to the hypotenuse.
  9. 14. The trigonometric function that is equal to the ratio of the sides (other than the hypotenuse) opposite and adjacent to an angle in a right triangle.
Down
  1. 1. The expression (b2 - 4ac) in a quadratic equation ax2 + bx + c = 0.
  2. 2. A collection of symbols that jointly express a quantity.
  3. 6. An expression of more than two algebraic terms, esp. the sum of several terms that contain different powers of the same variable(s).
  4. 8. A number whose square root is an integer.
  5. 9. A polynomial equation in which the highest power of the variable is two.