✨ Best Answer ✨
x+1=Aとおくと与式は
A^2-4A+4
=(A-2)^2
=(x+1-2)^2
=(x-1)^2
だと思います。これで、大丈夫でしょうか？
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✨ Best Answer ✨
x+1=Aとおくと与式は
A^2-4A+4
=(A-2)^2
=(x+1-2)^2
=(x-1)^2
だと思います。これで、大丈夫でしょうか？
Users viewing this question
are also looking at these questions 😉
ありがとうございます！！