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hoangphuonghope


cac ban oi giai ho minh cau nay voi : cho mp(p):[tex]\huge x+2y-z+15=0 [/tex] va dt d : [tex]\huge \frac{x+3}{2}=\frac{y+2}{1}=\frac{z-2}{1}[/tex] viet phuong trinh mp(Q) chua d sao cho goc giua (P) va(Q)la nho nhat
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