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平面的法向量方向是(2,-2,3) 過點(1,-1,-2)與直線方向可以確定直線. 設直線上一點(x,y,z) 則(x-1)/2=(y+1)/(-2)=(z+2)/3 具體的空間直線的標準形式我不太記得了,如果需要變型為標準形式,你可以對照課本做一下.
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