Which of the Following Vectors Are Orthogonal?
A) $\langle 1,2\rangle \text { and }\langle 2,4\rangle$

question 39

Multiple Choice

Which of the following vectors are orthogonal?

• A) \(\langle 1,2\rangle \text { and }\langle 2,4\rangle\)
• B) \(\langle 1,2\rangle \text { and }\langle-1,-2\rangle\)
• C) \(\langle-1,-2\rangle \text { and }\langle 1,-1\rangle\)
• D) \(\langle-1,-2\rangle \text { and }\langle-2,1\rangle\)

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