✨ Best Answer ✨
1/4 - χ + χ^2 = (1/2)^2 - 2 × 1/2 × χ + χ^2
= ( 1/2 - χ )^2 ･･･①
= ( χ - 1/2 )^2 ･･･②
①、② どちらも正解だと思います。
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✨ Best Answer ✨
1/4 - χ + χ^2 = (1/2)^2 - 2 × 1/2 × χ + χ^2
= ( 1/2 - χ )^2 ･･･①
= ( χ - 1/2 )^2 ･･･②
①、② どちらも正解だと思います。
Users viewing this question
are also looking at these questions 😉
