Thursday, 3 November 2016

algebra precalculus - Prove no real roots exist for factored cubic function

6x318x26x6 can be expressed as 6(x3.383)(x2+ax+b) where a,bR, how would you prove that (x2+ax+b) has no real roots?

No comments:

Post a Comment

real analysis - How to find limhrightarrow0fracsin(ha)h

How to find limh0sin(ha)h without lhopital rule? I know when I use lhopital I easy get $$ \lim_{h\rightarrow 0}...