Determine whether the pair of vectors is orthogonal.
-$$\langle 3 , - 1 \rangle , \langle - 6 , - 18 \rangle$$
A) Yes
B) $\mathrm { No }$

Name: Determine whether the pair of vectors is orthogonal. -\[\langle 3 , - 1 \rangle , \langle - 6 , - 18 \rangle\] A) Yes B) $\mathrm { No }$
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Question

Quizplus · Accepted Answer

Two vectors are orthogonal if their dot product is zero. The dot product of $\langle 3 , - 1 \rangle$ and $\langle - 6 , - 18 \rangle$ is $3(-6) + (-1)(-18) = -18 + 18 = 0$, so they are orthogonal.

Determine Whether the Pair of Vectors Is Orthogonal ⟨3,−1⟩,⟨−6,−18⟩\langle 3 , - 1 \rangle , \langle - 6 , - 18 \rangle⟨3,−1⟩,⟨−6,−18⟩

Determine Whether the Pair of Vectors Is Orthogonal $\langle 3 , - 1 \rangle , \langle - 6 , - 18 \rangle$