What is the common difference for this arithmetic sequence?54,50,46,42,38,...
1 answer:
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Answer:
Look at pics.
Step-by-step explanation:
Hope this helps!
The cross product of two vectors gives a third vector 
that is orthogonal to the first two.
Normalize this vector by dividing it by its norm:
To get another vector orthogonal to the first two, you can just change the sign and use
.
Normalize this vector by dividing it by its norm:
To get another vector orthogonal to the first two, you can just change the sign and use