Trigonometric Crossword

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Across
  1. 2. Circle The circle whose center is at the origin and whose radius is one.
  2. 3. The set of all possible inputs of a function.
  3. 5. The repeating interval of a periodic function; the period of a function is a real number.
  4. 8. There are six trigonometric functions: Sine, cosine, tangent, cosecant, secant, and cotangent.
  5. 10. The part of a function that dictates the exact correspondence between the elements of one set and the elements of another set.
  6. 11. Periodic functions have an amplitude that is half the range between the highest and lowest values.
Down
  1. 1. An operation that assigns a correspondence from elements of one set to elements of another set.
  2. 4. To confirm
  3. 6. The set of all possible outputs of a function.
  4. 7. A function that repeats itself in regular intervals; it follows this equation: f (x + c) = f (x) , where c is a constant.
  5. 9. Angle The positive acute angle formed between the terminal side of an angle and the x-axis.