If the points `A(2, 1, -1), B(0, -1, 0), C(lambda, 0, 4), D(2, 0, 1)` are coplanar, then `lambda=`

preview_player
Показать описание
If the points `A(2, 1, -1), B(0, -1, 0), C(lambda, 0, 4), D(2, 0, 1)` are coplanar, then `lambda=`
Рекомендации по теме