
Alex W.
asked 12/09/21Find (a) the dot product of the two vectors and (b) the angle between them.
Find (a) the dot product of the two vectors and (b) the angle between them.
6j, -4i
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1 Expert Answer

Yefim S. answered 12/09/21
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Math Tutor with Experience
6j•(-4i) = <0, 6>•<-4, 0> = 0·(-4) + 6·0 = 0
cosθ 0/(6·4) = 0; θ = 90°
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Mark M.
Is the vector <6j, -4i>? Then you present only one.12/09/21