Question

Result of the scalar product between u=(1,-2,3) and v=(0,2,1)

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Cristian

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110 Answers

1. Write out vectors: \mathbf{u} = (1, -2, 3) , \mathbf{v} = (0, 2, 1) .

2. Use dot product formula:\mathbf{u} \cdot \mathbf{v} = u_1v_1 + u_2v_2 + u_3v_3 = 1 \cdot 0 + (-2) \cdot 2 + 3 \cdot 1 .

3. Calculate:0 - 4 + 3 = -1 .

4. Final answer:-1 .

2. Use dot product formula:

3. Calculate:

4. Final answer:

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