moonpiedumplings@programming.dev to Ask Lemmy@lemmy.worldEnglish · 2 days agoGive me some of your hardest riddles? (with solutions in spoilers)message-squaremessage-square74fedilinkarrow-up164arrow-down11file-text
arrow-up163arrow-down1message-squareGive me some of your hardest riddles? (with solutions in spoilers)moonpiedumplings@programming.dev to Ask Lemmy@lemmy.worldEnglish · 2 days agomessage-square74fedilinkfile-text
minus-squareCuberoot@lemmynsfw.comlinkfedilinkarrow-up3·2 days ago Your math teacher might not approve of this proof The given examples suffice to prove the general identity. Both sides are obviously degree 4 polynomials, so if they agree at 5 points (include the degenerate case 0^3 = 0^2), then they agree everywhere.
minus-squareNeoNachtwaechter@lemmy.worldlinkfedilinkarrow-up2·2 days agoYou are right LOL: I do not approve. But somehow I like the lazy approach :)
Your math teacher might not approve of this proof
The given examples suffice to prove the general identity. Both sides are obviously degree 4 polynomials, so if they agree at 5 points (include the degenerate case 0^3 = 0^2), then they agree everywhere.
You are right LOL: I do not approve. But somehow I like the lazy approach :)