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Mathematics
高中
已解决
ting
ting

求解答～

1-1 直角三角形的邊角關係 設為銳角,若 sino與cos 日為方程式 25.3°+c+12=0 的兩根,則= 文搭配課本

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✨ Best Answer ✨

Hagie
Hagie

感覺是這樣子

ting
ting

在聯立方程式的部分可以解說一下嗎～

Hagie
Hagie

有學過嗎？

ting
ting

我想起來了，感謝～😆😆

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