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OpenStudy (anonymous):
w=⟨–7,–3⟩ what is w · w? 40 40√ 58 58√
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OpenStudy (anonymous):
@Michele_Laino is it sqrt(58)?
OpenStudy (michele_laino):
here we have to apply the definition of scalar product or dot product. So we have: (w,w)= (-7)^2+(-3)^2=...
OpenStudy (anonymous):
58
OpenStudy (michele_laino):
that's right!
OpenStudy (anonymous):
I got 1 more for today
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