6.17
n(2, - 2, 1)
Ox cos(a) = 2/(sqrt(4+4+1) = 2/3
Oy cos(b) = -2/(sqrt(9)) = - 2/3
Qz cos(c) = 1/(sqrt(9)) = 1/3
6.23
1*(x-2)-2*(y-2)-3*(z+2)=0.
Пошаговое объяснение:
6.17
n(2, - 2, 1)
Ox cos(a) = 2/(sqrt(4+4+1) = 2/3
Oy cos(b) = -2/(sqrt(9)) = - 2/3
Qz cos(c) = 1/(sqrt(9)) = 1/3
6.23
1*(x-2)-2*(y-2)-3*(z+2)=0.
Пошаговое объяснение: