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PQ=√2 のときは s=1/3, t=1/2 だったので、
↑PQ=-(1/3)↑a+(1/2)↑b+(1/2)↑c
となります。あとは↑aと内積をとります
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✨ Best Answer ✨
PQ=√2 のときは s=1/3, t=1/2 だったので、
↑PQ=-(1/3)↑a+(1/2)↑b+(1/2)↑c
となります。あとは↑aと内積をとります
Users viewing this question
are also looking at these questions 😉
ありがとうございます！