Complex roots in CAS

04202017, 03:24 PM
Post: #1




Complex roots in CAS
I tried using solve(x^22x=5) but got [] as an answer. Is there a different command to get complex roots?


04202017, 03:33 PM
(This post was last modified: 04202017 03:36 PM by Tim Wessman.)
Post: #2




RE: Complex roots in CAS
csolve(x^22x=5)
It the toolbox > CAS > Solve you have 1 Solve 2 Zeros 3 Complex Solve 4 Complex Zeros TW Although I work for HP, the views and opinions I post here are my own. 

04202017, 03:52 PM
Post: #3




RE: Complex roots in CAS
Thanks, don't know how I missed that, since I found solve()!


04202017, 04:37 PM
Post: #4




RE: Complex roots in CAS
You can only use solve() by activating "Use i" to consider imaginary results.
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