I want to get the resonace frequency by L-C-R series circuit.
I tried 5 method. Please see attached file.
But I can not get the correct frequency by No.2,3,4,5 in this file.
Solved! Go to Solution.
The attached file may help
Hello ttokoro san
I understood I need "assume" condition.
I tried Mathcad 15. In this case I needed "assume,ALL>0" in all case.
In No.5 , I could not get the answer without unit.
Hello Werner_E san
I understood SOLVE BLOCK or ROOT is good solution.
Thank you for your reply.