x^3 - x^2 + 4x = 120 | Nice Exponential Problem | Harvard University Find x

[@Dimitar_Stoyanov_359]

12:36 That's all? No check for the complex roots?

[@SchoolClassMath]

something similar is in other videos

[@SchoolClassMath]

Good observation

[@javbar68]

ha, ha, ha, I solved it in 15 seconds using logic. Just looked at the initial equation and replaced X with the most straight answer.

[@SchoolClassMath]

Just in case, the value of "m" is not whole number....one might need to be careful

[@javbar68]

@@SchoolClassMath I know but for the values used it was easy and extremely fast to find an answer.