「22年 公立千歳科技大 理工 4」への1件のフィードバック

1. (1)
   共有点　 sqrt(4-x^2), (2+ sqrt(3) )*x^2 -2
   https://www.wolframalpha.com/input?i=%E5%85%B1%E6%9C%89%E7%82%B9%E3%80%80+sqrt%284-x%5E2%29%2C+%282%2B+sqrt%283%29+%29*x%5E2+-2&lang=ja
   共有点　 -sqrt(4-x^2), (2+ sqrt(3) )*x^2 -2
   https://www.wolframalpha.com/input?i=%E5%85%B1%E6%9C%89%E7%82%B9%E3%80%80+-sqrt%284-x%5E2%29%2C+%282%2B+sqrt%283%29+%29*x%5E2+-2&lang=ja

   intersection sqrt(4-x^2), (2+ sqrt(3) )*x^2 -2
   https://www.wolframalpha.com/input?i=intersection+sqrt%284-x%5E2%29%2C+%282%2B+sqrt%283%29+%29*x%5E2+-2&lang=ja
   intersection -sqrt(4-x^2), (2+ sqrt(3) )*x^2 -2
   https://www.wolframalpha.com/input?i=intersection+-sqrt%284-x%5E2%29%2C+%282%2B+sqrt%283%29+%29*x%5E2+-2&lang=ja
   (2)
   曲線y=sqrt(4-x^2)とy= (2+ sqrt(3) )*x^2 -2に挟まれた部分の面積
   https://www.wolframalpha.com/input?i=%E6%9B%B2%E7%B7%9Ay%3Dsqrt%284-x%5E2%29%E3%81%A8y%3D+%282%2B+sqrt%283%29+%29*x%5E2+-2%E3%81%AB%E6%8C%9F%E3%81%BE%E3%82%8C%E3%81%9F%E9%83%A8%E5%88%86%E3%81%AE%E9%9D%A2%E7%A9%8D&lang=ja

   area between the curves y=sqrt(4-x^2) and y= (2+ sqrt(3) )*x^2 -2
   https://www.wolframalpha.com/input?i=area+between+the+curves+y%3Dsqrt%284-x%5E2%29+and+y%3D+%282%2B+sqrt%283%29+%29*x%5E2+-2&lang=ja

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