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anonymous
 one year ago
Consider the vector v=(7, 8)
Write v in the form (vcos theta, v sin theta)
Part I: Find the magnitude of vector v. Express your answer in radical form.
anonymous
 one year ago
Consider the vector v=(7, 8) Write v in the form (vcos theta, v sin theta) Part I: Find the magnitude of vector v. Express your answer in radical form.

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IrishBoy123
 one year ago
Best ResponseYou've already chosen the best response.1dw:1441951797149:dw

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0So v would be √8^2+7^2=√113 Then √113 cos thetha and √113 sin theta?

IrishBoy123
 one year ago
Best ResponseYou've already chosen the best response.1dw:1441957649161:dw

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Oh, so I just use the theta angle I found earlier? In the earlier part of the equation I got theta=131.2 degrees.
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