This blog started in 2023 while I was teaching first-year university mathematics at UNSW (1131 and 1231). It contains a wide range of explanations, notes, and resources covering tertiary-level mathematics topics. The easiest ways to navigate are by using the search bar or browsing through the labels/tags. If you find my content helpful and would like to support my work, a coffee donation is greatly appreciated — thank you!
Thursday, June 15, 2023
Complex reducible to quadratics equation: Solve $$z^4+16z^2+100=0$$ .
Question: Solve $$z^4+16z^2+100=0$$ .
Show the answers are $$z=\pm(1+3i), \pm(1-3i)\ \ .$$
No comments:
Post a Comment