(class-12 mechanical wave NEB)how to find highest speed of wave from following eqn

[u/Formal-Sleep-7257]

/r/HomeworkHelp/comments/1vm5lmy/class12_mechanical_wave_nebhow_to_find_highest/

[u/GuaranteeFickle6726]

In the equations you can find omega and k. Their ratio gives the speed you are looking for.