This (arguably unhelpful) phrase seems to be taught across schools all over the world. What are some other phrases like this that are common ?

  • JWBananas@lemmy.world
    link
    fedilink
    English
    arrow-up
    1
    ·
    1 month ago

    Thanks for the alternative explanation. Completing the square never made much sense to me either, so I never would have arrived there.