SOLUTION: find the length of 2v if v= <2, -4, 5> I really need help! I'm really stuck! Thanks!

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Question 422397: find the length of 2v if v= <2, -4, 5>
I really need help! I'm really stuck!
Thanks!

Answer by solver91311(24713)   (Show Source): You can put this solution on YOUR website!


First calculate the length of

If then




Once you have determined , multiply by 2

John

My calculator said it, I believe it, that settles it
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