A quartic equation, how to solve it? A special way makes it easy | Olympiad Math Practice

preview_player
Показать описание
The question is to solve a quartic equation, which has five terms. How to solve it? We'll use a special trick to change the quartic equation so that we can construct a quadratic equation. By solving quadratic equations, we'll come to the solutions.

Рекомендации по теме
Комментарии
Автор

typo: last line of the last slide, x = 1/2, not 5/2

DrWangUSA
Автор

Dr Wang,

Thanks for teaching, but there is a little error, x is 1/2, not 5/2.

yllam
Автор

why did he introduce a negative 2 in 2:55

rvrse_shadowking