Hard

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Across
  1. 3. The answer to 3x+1
  2. 4. What term Benoit Mandelbrot coined
  3. 5. _____ and thank you
  4. 8. creator of rush e
  5. 9. Do you want ____
  6. 10. ____App
Down
  1. 1. Happy day, have it your way, you ____!
  2. 2. 1+1=__
  3. 6. Bandu's Brother
  4. 7. This crossword is ______