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Lesson 11: 3 (6/8)

Fill in every blank with the sign it stands for, then press submit or type 's'.

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  1. 3
  2. 3-iΕ‘
  3. 3-e
  4. 3-Ε U
  5. 3-aΕ‘

0 of 9 blanks filled; empty blanks will be marked incorrect.