---
title: 數學影片第103課
description: 學習數學影片第103課的核心概念、公式和解題方法。
url: https://astra-ai.co/zh-HK/videos/shuxue-kecheng-009/shuxue-zhang-046/shuxue-kecheng-103/
locale: zh-HK
type: video-lesson
published: 2026-10-01T21:46:14.111Z
updated: 2026-10-01T21:46:14.111Z
alternates:
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  en: https://astra-ai.co/videos/trigonometry/trigonometric-functions/trigonometric-functions-basics/
  es: https://astra-ai.co/es/videos/trigonometria/funciones-trigonometricas/funciones-trigonometricas-basicas/
  it: https://astra-ai.co/it/videos/trigonometria/funzioni-trigonometriche/funzioni-trigonometriche-fondamenti/
  pl: https://astra-ai.co/pl/videos/trygonometria/funkcje-trygonometryczne/funkcje-trygonometryczne-podstawy/
  en-IN: https://astra-ai.co/en-IN/videos/trigonometry/chapter-b232e89b/trigonometric-functions-basics/
  fr: https://astra-ai.co/fr/videos/trigonometrie/fonctions-trigonometriques/les-bases-des-fonctions-trigonometriques/
  hr: https://astra-ai.co/hr/videos/trigonometrija/trigonometrijske-funkcije/trigonometrijske-funkcije-osnove/
  sl: https://astra-ai.co/sl/videos/trigonometrija/trigonometricne-funkcije/trigonometricne-funkcije-osnove/
  nl: https://astra-ai.co/nl/videos/trigonometrie/trigonometrische-functies/goniometrische-functies-basis/
  pt: https://astra-ai.co/pt/videos/trigonometria/funcoes-trigonometricas/funcoes-trigonometricas-nocoes-basicas/
  ms: https://astra-ai.co/ms/videos/trigonometry/bab-46-matematik-asas/pelajaran-103/
  da: https://astra-ai.co/da/videos/trigonometri/trigonometriske-funktioner/trigonometriske-funktioner-grundl-ggende/
  el: https://astra-ai.co/el/videos/trigonometria/trigonometrikes-synartiseis/trigonometric-functions-basics/
  cs: https://astra-ai.co/cs/videos/trigonometrie/goniometricke-funkce/trigonometricke-funkce-zaklady/
  bg: https://astra-ai.co/bg/videos/trigonometriya/trigonometrichni-funktsii/trigonometrichni-funktsii-osnovi/
  et: https://astra-ai.co/et/videos/trigonomeetria/trigonomeetrilised-funktsioonid/trigonomeetrilised-funktsioonid-pohialused/
  fi: https://astra-ai.co/fi/videos/trigonometria/trigonometriset-funktiot/trigonometristen-funktioiden-perusteet/
  ko: https://astra-ai.co/ko/videos/trigonometry-ko/40/103/
  hu: https://astra-ai.co/hu/videos/trigonometria/trigonometriai-fuggvenyek/trigonometriai-fuggvenyek-alapok/
  id: https://astra-ai.co/id/videos/trigonometri/fungsi-trigonometri/fungsi-trigonometri-dasar-dasar/
  es-AR: https://astra-ai.co/es-AR/videos/trigonometria/capitulo-40/leccion-de-matematicas-103/
  sv: https://astra-ai.co/sv/videos/trigonometri/trigonometriska-funktioner/trigonometriska-funktioner-grunder/
  th: https://astra-ai.co/th/videos/trigonometry/bot-46-fangchan-trikon/botrian-103/
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  no: https://astra-ai.co/no/videos/trigonometri/trigonometriske-funksjoner/trigonometriske-funksjoner-grunnlag/
  ro: https://astra-ai.co/ro/videos/trigonometrie/functii-trigonometrice/functii-trigonometrice-notiuni-de-baza/
  lt: https://astra-ai.co/lt/videos/trigonometrija/trigonometrines-funkcijos/pamoka-0dc0c9f4/
  lv: https://astra-ai.co/lv/videos/trigonometrija/trigonometriskas-funkcijas/stunda-0dc0c9f4/
  uk: https://astra-ai.co/uk/videos/uk-topic-09/uk-chapter-46/uk-lesson-0dc0c9f4/
  vi: https://astra-ai.co/vi/videos/vi-topic-09/vi-chapter-46/cac-ham-luong-giac-co-ban/
  sk: https://astra-ai.co/sk/videos/trigonometria/kapitola-040/lekcia-103/
  en-PH: https://astra-ai.co/en-PH/videos/trigonometry/chapter-b232e89b/lesson-0dc0c9f4/
  sr: https://astra-ai.co/sr/videos/trigonometrija/poglavlje-040/lekcija-103/
  tr: https://astra-ai.co/tr/videos/trigonometri/bolum-040/ders-103/
  lo: https://astra-ai.co/lo/videos/lo-b77f8f5c/lo-b232e89b/0dc0c9f4/
  my: https://astra-ai.co/my/videos/my-b77f8f5c/my-b232e89b/0dc0c9f4/
  mx: https://astra-ai.co/mx/videos/trigonometria/capitulo-40/leccion-103/
  km: https://astra-ai.co/km/videos/trigonometry/chapter-b232e89b/lesson-0dc0c9f4/
  zh-TW: https://astra-ai.co/zh-TW/videos/trigonometry/chapter-b232e89b/lesson-0dc0c9f4/
  br: https://astra-ai.co/br/videos/trigonometria/capitulo-matematica-046/video-matematica-103/
  zh-HK: https://astra-ai.co/zh-HK/videos/shuxue-kecheng-009/shuxue-zhang-046/shuxue-kecheng-103/
  es-CL: https://astra-ai.co/es-CL/videos/trigonometria/capitulo-40/leccion-de-matematicas-103/
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  pt-TL: https://astra-ai.co/pt-TL/videos/trigonometria/capitulo-de-video-040/licao-de-video-103/
  ja: https://astra-ai.co/ja/videos/trigonometry-ja/40/103/
---

# 數學影片第103課