Windows PowerShell não reconhece a letra (t) de: 2-trabalhandoComVariaveis | JavaScript: explorando a linguagem

Windows PowerShell não reconhece a letra (t) de: 2-trabalhandoComVariaveis

2-trabalhandoComVariaveis.js
  ^

ReferenceError: trabalhandoComVariaveis is not defined
    at Object.<anonymous> (C:\Users\thiag\2-trabalhandoComVariaveis.js:1:3)
←[90m    at Module._compile (node:internal/modules/cjs/loader:1092:14)←[39m
←[90m    at Object.Module._extensions..js (node:internal/modules/cjs/loader:1121:10)←[39m
←[90m    at Module.load (node:internal/modules/cjs/loader:972:32)←[39m
←[90m    at Function.Module._load (node:internal/modules/cjs/loader:813:14)←[39m
←[90m    at Function.executeUserEntryPoint [as runMain] (node:internal/modules/run_main:76:12)←[39m
←[90m    at node:internal/main/run_main_module:17:47←[39m