0≤α<2π,0≤β<2π,2sinα+2cosβ=1,2cosα-2sinβ=√3 https://www.wolframalpha.com/input?i=0%E2%89%A4%CE%B1%3C2%CF%80%2C0%E2%89%A4%CE%B2%3C2%CF%80%2C2sin%CE%B1%2B2cos%CE%B2%3D1%2C2cos%CE%B1-2sin%CE%B2%3D%E2%88%9A3&lang=ja 不思議なグラフがでます。 2sinα+2cosβ=1,2cosα-2sinβ=√3 https://www.wolframalpha.com/input?i=2sin%CE%B1%2B2cos%CE%B2%3D1%2C2cos%CE%B1-2sin%CE%B2%3D%E2%88%9A3&lang=ja
0≤α<2π,0≤β<2π,2sinα+2cosβ=1,2cosα-2sinβ=√3
https://www.wolframalpha.com/input?i=0%E2%89%A4%CE%B1%3C2%CF%80%2C0%E2%89%A4%CE%B2%3C2%CF%80%2C2sin%CE%B1%2B2cos%CE%B2%3D1%2C2cos%CE%B1-2sin%CE%B2%3D%E2%88%9A3&lang=ja
不思議なグラフがでます。
2sinα+2cosβ=1,2cosα-2sinβ=√3
https://www.wolframalpha.com/input?i=2sin%CE%B1%2B2cos%CE%B2%3D1%2C2cos%CE%B1-2sin%CE%B2%3D%E2%88%9A3&lang=ja