✨ Best Answer ✨
sinθ、tanθは奇関数、cosθは偶関数なので、
(1)sin(-50°)=-sin50°
(2)cos(-10°)=cos10°
(3)tan(-35°)=-tan35°
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✨ Best Answer ✨
sinθ、tanθは奇関数、cosθは偶関数なので、
(1)sin(-50°)=-sin50°
(2)cos(-10°)=cos10°
(3)tan(-35°)=-tan35°
Users viewing this question
are also looking at these questions 😉
ありがとうございます！