fossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 5 months agoteachingsmander.xyzimagemessage-square34fedilinkarrow-up176arrow-down10
arrow-up176arrow-down1imageteachingsmander.xyzfossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 5 months agomessage-square34fedilink
minus-squarebleistift2@feddit.delinkfedilinkEnglisharrow-up0arrow-down1·edit-25 months agoThis only ever got handed down to us as gospel. Is there a compelling reason why we should accept that (-3) × (-3) = 9?
This only ever got handed down to us as gospel. Is there a compelling reason why we should accept that (-3) × (-3) = 9?