This exercises will test how you can solve problems with orthogonal vectors.

Solution of mathematics tasks is the best method to study this subject!

n =

You have to press the "Next task" button to move to the next task.

Attention!!! After press "Next task" you can not return to previous exercise.

Two vectors a = {x_{1}; y_{1}; z_{1}} and b = {x_{2}; y_{2}; z_{2}} are orthogonal, if their dot product is equal to zero:

a · b = x_{1}·x_{2} + y_{1}·y_{2} + z_{1}·z_{2} = 0

Add the comment