. (ङ) Show that the vectors are 21–35 + 4k and –4i + 6j – 8k align.

Show that the vectors 2 hat i + 3 hat j + 4 hat k and 4 hat i + 6 hat j + 8 hat k are collinear.

Show that the vectors 2 hat i -3 hat j +4 hat k and -4 hat i +6 hat j -8 hat k are collinear.

Show that the vectors 2 hat i-3 hat j+4 hat k and -4 hat i+6 hat j-8 hat k are collinear.

A unit vector parallel to the sum of the vectors 2 i + 3j -k and 4i + 2j + k is

Let vector of magnitude 3 sqrt(6) along the internal bisector of the angle between the vectors 4i - 7j + 4k and i + 2j - 2k is

The unit vector perpendicular to each of the vectors 2i - j + k and 3i + 4j - k is

Show that the vectors 2hat i-3hat j+4hat k and -4hat j+6hat j-8hat k are aligned

Show that the vectors bar(a) = 2 hat(i) - 3 hat(j) + 4 hat(k) and bar(b) = -4 hat(i) + 6 hat(j) - 8k are collinear.

Show that the vectors quad 2hat i-3hat j+4hat k and -4hat i+6hat j-8hat k are collinear.