3 comments

  • Monday, May 18 2020

    Yes, they both indicate a "always together, never apart" relationship.

    0
  • Sunday, May 17 2020

    @miriaml807 said:

    I believe this is the beginning of the lesson.

    https://classic.7sage.com/lesson/advanced-bi-conditionals/

    Thanks! I just reviewed the lesson and have a question: should I treat "... but not otherwise" the same as "if and only if"?

    0
  • Sunday, May 17 2020

    I believe this is the beginning of the lesson.

    https://classic.7sage.com/lesson/advanced-bi-conditionals/

    2

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