Determine whether the given pair of vectors are orthogonal or not. $\{ 4,1 \}$ and $\{ 1 , - 4 \}$
A) no
B) yes

Name: Determine whether the given pair of vectors are orthogonal or not. $\{ 4,1 \}$ and $\{ 1 , - 4 \}$ A) no B) yes
Brand: Quizplus
Rating: 4.9 (37 reviews)

Question

Quizplus · Accepted Answer

Two vectors are orthogonal if their dot product is zero. The dot product of $\{ 4,1 \}$ and $\{ 1 , - 4 \}$ is $4 \times 1 + 1 \times (-4) = 4 - 4 = 0$, so they are orthogonal.

Determine Whether the Given Pair of Vectors Are Orthogonal or Not