fossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 4 months agoConversing with Mathematiciansmander.xyzimagemessage-square43fedilinkarrow-up1367arrow-down113
arrow-up1354arrow-down1imageConversing with Mathematiciansmander.xyzfossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 4 months agomessage-square43fedilink
minus-squareOozingPositron@feddit.cllinkfedilinkEnglisharrow-up8arrow-down9·4 months agoThe square root is always positive, but you can plug it into the quadratic formula to get the two possible values.
minus-squareJackbyDev@programming.devlinkfedilinkEnglisharrow-up17·4 months agoOkay, fine the square roots of 100 are ±10.
minus-squareEheran@lemmy.worldlinkfedilinkEnglisharrow-up1·3 months agoSeems very inaccurate the we can only determine the square root to ±10.
minus-squareShrimpCurler@lemmy.dbzer0.comlinkfedilinkEnglisharrow-up7·4 months agoThere’s no reason to bring the quadratic formula into this. Square roots can be negative, but when talking about the square root it’s normally assumed to be the principal square root, which is the positive one.
The square root is always positive, but you can plug it into the quadratic formula to get the two possible values.
Okay, fine the square roots of 100 are ±10.
Seems very inaccurate the we can only determine the square root to ±10.
There’s no reason to bring the quadratic formula into this. Square roots can be negative, but when talking about the square root it’s normally assumed to be the principal square root, which is the positive one.