5 results authored by JPO AddMath  search across all users.

Question in JPO's workspace
Using a given list of four complex numbers, find by inspection the one that is a root of a given cubic real polynomial and hence find the other roots.

Question in JPO's workspace
Implicit differentiation question with customised feedback to catch some common errors.

Question in JPO's workspace
Implicit differentiation question with customised feedback to catch some common errors.

Question in JPO's workspace
Just what the title says, I guess. I couldn't find a 0^0 that didn't converge to 1 except things like x^(1/ln(x)) as x>0, but they just need the e^ln() transformation, not L'hopital's rule!

Question in JPO's workspace
Just what the title says, I guess. I couldn't find a 0^0 that didn't converge to 1 except things like x^(1/ln(x)) as x>0, but they just need the e^ln() transformation, not L'hopital's rule!