1.

Statement-I: The perpendicular distance from A(1, 4, -2) to the line vec(BC), where B(2, 1, -2) and C(0, -5, 1) " is" 3(sqrt26)/(7) units Statement-II: If vec(a) is any vector then (vec(a) xx vec(i))^(2) + (vec(a) xx vec(j))^(2) + (vec(a) xx vec(k))^(2) = |vec(a)|^(2), then Which of above statements are true?

Answer»

only I is true
only II is true
Both I and II are true
neither I nor II is true

Answer :D


Discussion

No Comment Found