Mathematics
Senior High
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証明お願いします🙇🏻♀️
9 恒等式 (1)一ダー4だだ十6//十4ん十1 を利用して, 次の等式を
ヨ 証明せよ。
>
2上9寺……+が= z(zT1]
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解説お願いします🙏🏻 - 1](https://d1e9oo257tadp1.cloudfront.net/uploads/qa_question_image/file/1810073/thumb_l_webp_1717B3E3-8A84-49A5-82D1-466207496D96.webp?Expires=1787373835&Signature=kmLivYo1JpGdHLKH0eYpqlKyggtxYrgc9bMu3IgyuwfcOrOxkQ1tTwfdGjD48mn488iIUxym23OHlaYW377vM-~wCuTk4-YRZ9H4QGoHjFu2pqZNZTyKfAUaxWrXRfVD-veeW1Hj8nIL3XSNhtMsT-IGq3gLC-R5lk5rE2WLvNUnHBQqAusuAnoNSjNs9Z0vxEk1Ch65hT1h2ChcCkGIrRrKQzC2ZZg35ppF4c3b5P4iOq1g4iIuzdw838yzldopyJOv6Eg~bfJa3zSIuQauFI-n-Ir2ivAasjNuyc60OkQ4IhobrT4b6TF4qTrNcZ8tSjKD~ywIMGDhnwKQ3V7wPQ__&Key-Pair-Id=K2W722D70GJS8W&Expires=1787373835&Signature=LvhyWIjeervNg~X~1DNfgI6rv3-JrxoA6NcckyFPmD9l6txbe9okJWzn8k7ldExsny7UyvKKl8ZBrzh~nMwnCB8Cmf-f7bMtyZAid8GfOQ88XOGYwJ~AAdcefOukGeZtanwF1XaYQeb6xGNsjj8MDipKyggrFBbapkWwg-3W14HhZokRY6jSeMJB02f8LD9zGAAU01A9Z9pd50UWl9g2pK8TXFM4k7NQRjLk59X-hfmioc9Hw0zrdn25cGM7qFEsTYDbW8GHOWz0KP-YgOTBOzlrF96bhJd-hkiCWCF8-jaAjcPQaZaUBi-ewTp9LRK36FpiMhG09D45lJstqCC0ug__&Key-Pair-Id=K2W722D70GJS8W)
すみません緑で囲ったところ書き忘れてました😓