During a television programme there were 7 breaks of 20 seconds each. The breaks lasted for a total of how many minutes
During a television programme there were 7 breaks of 20 seconds each. The breaks lasted for a total of how many minutes
If ˆ ˆ ˆ ˆ ˆ ˆ p i j k and q i – 2j k , find a vector of magnitude 5 3 units perpendicular to the vector q and coplanar with vectors p and q .