Tesla's third-quarter earnings report beat expectations.Apu Gomes/Getty Images; Chelsea Jia FengTesla's Q3 earnings beat expectations, boosting stock after the Robotaxi announcement's disappointment.Strong margins and an uptick in 2024 sales growth buoyed investors' take on Tesla.Analysts said they're looking at fundamentals of Tesla's car business.Tesla's third-quarter earnings report on Wednesday beat expectations, lifting Elon Musk's company out of its brief stock rut that followed the Robotaxi unveiling earlier this month.Analysts saw the latest numbers as a clear sign that Tesla shouldn't neglect its roots.