@[email protected] to Ask [email protected]English • 1 day agoGive me some of your hardest riddles? (with solutions in spoilers)message-square60fedilinkarrow-up156file-text
arrow-up156message-squareGive me some of your hardest riddles? (with solutions in spoilers)@[email protected] to Ask [email protected]English • 1 day agomessage-square60fedilinkfile-text
minus-square@Cuberootlink2•17 hours 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-square@[email protected]linkfedilink2•16 hours 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 :)