超わかる！授業動画

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変域（y=ax^2）【中学数学】２次関数＃３

変域（y=ax^2）のポイントは！ ✅変域とは、どこからどこまで変化するのかの範囲のこと ✅変域の問題は、図を描いて考える ✅式が隠してあって、図を上に開いていいか下に開いていいか分からないときは、 ...

2020-11-20 18:00:40 有 5,886 人看過有 148 人說讚

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水和物と溶解度【高校化学】物質量＃17

水和物の溶解度の計算は！ ✅固体の溶解度の問題は表を使って解いていく！ ✅１行目は、溶解度を使って、はじめの飽和溶液の情報を書く ✅２行目は、始めからの変化量を書く ✅水和物がｘｇ析出した場合、水和...

2020-11-18 18:00:13 有 13,968 人看過有 373 人說讚

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【証明】平均の変換公式【高校数学】公式の証明＃１２

平均の変換公式を証明します。 ✅「変量の変換」の授業動画授業動画▶https://youtu.be/KrAcgGJh6nM センター試験過去問歌解説▶https://youtu.be/now7K8...

2020-11-16 18:00:00 有 6,703 人看過有 214 人說讚

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【病問】どうすればいいですか？【塗りつぶせ】

「どうすればいいですか？」についての向き合い方を話します。 🎁高評価は最高のギフト🎁 私にとって一番大切なことは再生回数ではありません。このビデオを見てくれたあなたの成長に貢献できたかです。残念なが...

2020-11-15 06:00:01 有 3,290 人看過有 73 人說讚

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【勉強LIVE】2020/11/14 7:30～8:30

🔥勉強ライブとは…？化学担当たくみが勉強している姿を生配信！一緒に勉強することで、やる気・集中力を高めることを目的としたイベントです！ 🤔なぜ１時間なの…？「長く勉強すること」ではなく、短時間でも...

2020-11-14 07:36:43 有 2,114 人看過有 37 人說讚

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溶解度と析出量【高校化学】物質量＃16

固体の溶解度は！ ✅固体の溶解度の問題は表を使って解いていく！ ✅１行目は、溶解度を使って、はじめの飽和溶液の情報を書く ✅２行目は、始めからの変化量を書く ✅３行目は、１行目で求めたはじめの量と２行...

2020-11-12 18:00:16 有 20,414 人看過有 555 人說讚

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【証明】分散の公式【高校数学】公式の証明＃１１

分散の公式を証明します。 ✅「分散の公式」の授業動画分散・標準偏差：https://youtu.be/VCJbyEuK5yQ センター試験：https://youtu.be/m7yomSVtQwA...

2020-11-09 18:00:23 有 16,201 人看過有 784 人說讚

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y=ax^2のグラフ【中学数学】２次関数＃２

２次関数y=ax^2のグラフのポイントは！ ✅原点を通る ✅ y 軸に対称 ✅y=ax^2のグラフの形を「放物線」という ✅放物線の尖がっている先っちょを「頂点」という ✅原点が頂点になる ✅y=ax...

2020-11-07 08:00:03 有 5,804 人看過有 131 人說讚

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関数y=ax^2【中学数学】２次関数＃１

２次関数y=ax^2のポイントは！ ✅y=ax^2になっているとき、yはx^2に比例するという ✅「yはx^2に比例する」と言われたら、「y=ax^2」とおく ✅y=ax^2の「a」を比例定数という ...

2020-11-04 18:00:11 有 7,070 人看過有 163 人說讚

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【証明】解の公式【高校数学】公式の証明＃３

解の公式を証明します。 ✅「解の公式」の授業動画解の公式：https://youtu.be/-ssx_IOl1v8 解の公式の演習：https://youtu.be/zMVty7Ar1UQ ✅メ...

2020-11-02 18:00:10 有 17,832 人看過有 657 人說讚