✨ Best Answer ✨
その上に書いてあります
√(a-1)²+√(a-2)²
= |a-1|+|a-2|
1<a<2より 0<a-1<1、-1<a-2<0 なので
|a-1|+|a-2| = (a-1)-(a-2)=1
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✨ Best Answer ✨
その上に書いてあります
√(a-1)²+√(a-2)²
= |a-1|+|a-2|
1<a<2より 0<a-1<1、-1<a-2<0 なので
|a-1|+|a-2| = (a-1)-(a-2)=1
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are also looking at these questions 😉
![大門18です
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