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ベクトル 高校数学B
高校レベルの数学です。
前提として以下の知識が必要です。
日本の中学校で習う幾何、2次方程式、式の展開、因数分解、三角比(特に余弦定理)、
もし次の知識があればより分かりやすいでしょう。
直線の方程式、円の方程式、2点間の距離、分点の公式など、高校数学IIの知識
Lesson Pack Details
- This is a lesson pack of 3 lessons in total. When you send the request for the first lesson, points for all 3 lessons will be deducted at once.
- Once the tutor confirms the first request, “100% OFF coupons” that can be used for the remaining 2 requests will be issued automatically.
- You can use these coupons to send requests for the remaining lessons.
- The validity period for this lesson pack is 30 days starting from the scheduled date and time of the first confirmed lesson.
Even if the first scheduled lesson is canceled, the already set validity period will not change.
You can check the lesson pack’s validity period on the Request > Lesson Pack page.
Descrizioni
平面と空間のベクトルについて解説します。
教科書や問題集からはつかみづらい部分に焦点を当てます。
教科書や問題集からはつかみづらい部分に焦点を当てます。
Modalità di cancellazione di Cafetalk
Cancellation of pack lessons
• 'Unstarted' lesson packs(1) can be cancelled any time. Used Points will be completely refunded. If a 'started' lesson pack(2) is cancelled, you will be refunded 50% of the price of the remaining lessons provided that the lessons are unrequested, unconfirmed or not within 24 hours of their scheduled start times.
(1) A lesson pack for which none of the requests have been confirmed by the tutor.
(2) A lesson pack with at least one confirmed request. (By confirming the date and time for the first lesson in the pack the tutor confirms the pack as a whole and coupons are automatically issued)
(2) A lesson pack with at least one confirmed request. (By confirming the date and time for the first lesson in the pack the tutor confirms the pack as a whole and coupons are automatically issued)
Cancelling individual requests in a pack
• If you wish to cancel a single lesson that belongs to a pack but not the whole pack, you can do so via the request page. In this case, the coupon used to book the lesson will either be refunded or collected, based on the tutors single-lesson cancellation policy. Please note that any 50% partial refunds in the tutors single-lesson cancellation policy do not apply to lesson packs and the tutor may choose to either refund or collect the coupon in those cases.
Prima che la richiesta sia confermata (fissata)
- La cancellazione è possibile in qualsiasi momento.
Dopo che la richiesta sia stata confermata (fissata)
- Più di 24 ore prima dell'inizio della lezione.→ La cancellazione è possibile in qualsiasi momento.
- Meno di 24 ore prima dell'inizio della lezione→ Il tutor potrebbe richiedere una penale per la cancellazione.
-
No-Show→ Il tutor potrebbe richiedere una penale per la cancellazione. Si prega di controllare i dettagli del tutor.
(Si prega di controllare i dettagli del tutor.)
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