Algebra Mastery Crossword

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Across
  1. 3. The U-shaped curve of a quadratic function
  2. 5. A function where the variable is in the exponent, like y = 2^x
  3. 6. The part of the quadratic formula under the square root b² - 4ac that tells how many real solutions exist
  4. 8. All possible input values (x-values) of a function
  5. 9. A polynomial with a highest exponent of 2, usually in the form ax² + bx + c
  6. 11. An expression made of variables and coefficients using addition, subtraction, and multiplication
Down
  1. 1. A number that involves i, where i² = -1
  2. 2. A number or expression that can be written as a ratio of two integers
  3. 4. The turning point of a parabola, either the highest or lowest point
  4. 7. The inverse of an exponent; tells what power a base must be raised to in order to get a number
  5. 10. All possible output values (y-values) of a function
  6. 12. A line that a graph gets closer to but never touches