Precalculus – Vectors – Dot Product
be vectors and let c be a scalar. 1. u • v = v • w. 2. u • u = |u| 2. 3. 0• u =0. 4. u •(v + w)= u • v + v • w. 5. (c. u)• v = u •(c. v) = c(u • v) Using Properties of Dot Product. Find the length of . u = (-2,4( using dot product. Angle Between Two Vectors. Find the angle between vectors . … ................
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