Question

Evaluate
j.(2i−3j+k)

Answer 1

Answer on Question #56016 – Math – Analytic Geometry

Evaluate

j.(2i-3j+k)

Solution

$$j \cdot (2i - 3j + k) = 2j \cdot i - 3j \cdot j + j \cdot k = 2 \cdot 0 - 3 \cdot 1 + 0 = -3$$

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