Find the Length of the Vector 2i + J - $\sqrt { 2 }$

question 242

Multiple Choice

Find the length of the vector 2i + j - 2k.

• A) \(\sqrt { 2 }\)
• B) \(\sqrt { 3 }\)
• C)2
• D) \(\sqrt { 5 }\)
• E) \(\sqrt { 6 }\)
• F) \(\sqrt { 7 }\)
• G) \(\sqrt { 8 }\)
• H)3

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