You can only unlock the chapter using a special code that we will send you via the Viber app. Receiving a message is free of charge and with no obligations.
My phone number:
Get a code
In compliance with the law, persons under the age of 15 can enter their phone number only in the presence of a parent or guardian.
4-character code:
Check the received code
The page will be refreshed automatically in a few seconds.
In a regular hexagon ABCDEF, the side measures . Write the vectors and as a linear combination of the vectors and . Calculate the exact length of the vector and the scalar product .
The detailed solution steps are locked. Click on the blue button to unlock them.
To ensure the proper functioning of the website, OpenProf uses cookies that do not store personal data. By continuing to use the website, you agree to cookies. Tell me more »
. Write the vectors 
and 
as a linear combination of the vectors 
and 
. Calculate the exact length of the vector 
.
