Revisiting Quadratics Crossword

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Across
  1. 3. __________ numbers have two parts: real and imaginary
  2. 6. 8, 27, 64 are examples of this
  3. 8. a way to rewrite quadratics (multiply to get a×c and add to get b)
  4. 10. you use the _____________ formula when you cannot x-factor
  5. 12. when dividing complex numbers, you need to multiply the numerator and denominator by the ___________
  6. 13. when adding and subtracting complex numbers, you need to combine _____________
Down
  1. 1. _____________ the square is a method for solving quadratics - (b/2)^2
  2. 2. 4, 16, and 25 are examples of this
  3. 4. a+bi is the ____________ form of complex numbers
  4. 5. step 0 when factoring
  5. 7. you use ______ ________ when multiplying expressions
  6. 9. ____________ numbers are square roots of negative numbers
  7. 11. _______ solutions will appear on a graph