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Mathematics 21 Online
OpenStudy (shadelily):

Vector addition Please see the question in the comments.

OpenStudy (shadelily):

OpenStudy (retireed):

What does it want us to find about vector AB?

OpenStudy (shadelily):

@retirEEd That's all the question says, which is why I was confused. I thought I was the only one not getting that. :/ I guess I'll give up now and just ask the teacher.

OpenStudy (retireed):

How about this... AB = c c= sqrt( b^2 - a^2 )

OpenStudy (shadelily):

This looks about right. Thank you very much!

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