If the speakers don't have their own power cords then they are passive.
If your TV has a headphone jack or analog audio output you can connect an amplifier to the TV to drive the speakers.
If the only audio output is digital you would need a digital to analog converter plus the amp or an amp with the converter built in.
Modern TVs don't have red/write audio output but oftentimes they have headphone_out, it carry the SAME signal though, don't let a change of connector type intimidates you, u just need a different cable.
If the speakers don't have their own power cords then they are passive.
If your TV has a headphone jack or analog audio output you can connect an amplifier to the TV to drive the speakers.
If the only audio output is digital you would need a digital to analog converter plus the amp or an amp with the converter built in.