Mathematics
Junior High
Solved
やり方を忘れてしまったので教えてください😭
□)
コ)
式の展開
2
次の計算をしなさい。
(1) (6x+1) (2x-7)
=bx (2x-1) + (2x-4)
=1202-42x+2x-7
=12X2-400-7
(2) (2x+5)(x-1)
11
(沖縄)
(w+x-(-xs-) )
(-8)
(3) (5x-4)(2x-3)
(4) (3x-1)(4x+3)
(鳥取)
Answers
Were you able to resolve your confusion?
Users viewing this question
are also looking at these questions 😉
![中学3年2次方程式の問題です。
問題文の[1つだけ整数の解をもつとき]と[2つの異なる整数... - 1](https://d1e9oo257tadp1.cloudfront.net/uploads/qa_question_image/file/1808181/thumb_l_webp_17834198910490.webp?Expires=1783517666&Signature=WjWn3OOFcOj1H6c2Tt2lcBBa5pyclds8LH4k98D9EBJSo~jKFAYbLZqPWQ4sMhtXEX5zFdZI25kyvE7ZX-f~YTt-WB~A1XOQWBAmWdIVyxjDCvFcBuSZOkIdEy-m4Xq3ieHGuNb88ymv0d8Newu9FDtxfh25HSxQXczLe5dfDHVgB0f1z05MW1nu3hpQQU7rMJZj14Z55nOYUTf0EThWUreclQ2pKgCbCantJMzubUOJ~dbP2~HqSJQ9QR4~K7pqKFm9sHnLfXoIecUkFk4A-HT2O48sCfFK1brT9D-f6YxkJzrWSE3556PM6GpRGTRB~0JyMgAsu5wLdUUK7ke6cg__&Key-Pair-Id=K2W722D70GJS8W&Expires=1783517666&Signature=xKhpjcNLx0RolsMfxN8HqsBiGEslrYZOZ5dgBhemrS5mf5LVwqUTJwxLHBIeI4vzlYbMp48o8a4E-2m74ymYcP2LVrUOQnqe0xA6YCIC5v1G-V4c7vT0Iq0GbQLaEUxUPgKZHYMEaNmhAR1KQ2tfGxZSnRD034N92Um9DD44ISRv4jlXKXXO9Z~M0LNQaZvi5Jr9MYIjvqdIEjv4eo8vTTJFk3A2A90Obcq6-Trdr1hGhmlR6uyKv84oxLd5Ke1R0h1WYviOs8KL0tKg5mH-pJ-JNSKumVBak~W4x~rU3OfRVa6TTHRTde-LDZiI73IqKtIy2p9zvk0eufM~q5kmhg__&Key-Pair-Id=K2W722D70GJS8W)
