Solve the Problem $\mathbf { v } = 5 \mathbf { i } + \mathbf { j }$

question 40

Multiple Choice

Solve the problem.
-If $\mathbf { v } = 5 \mathbf { i } + \mathbf { j }$ and $\mathbf { w } = 9 \mathbf { i } + \mathbf { j }$ , find $\| \mathbf { v } + \mathbf { w } \|$ .

• A) \(6 \sqrt { 3 }\)
• B) \(10 \sqrt { 2 }\)
• C) 4
• D) \(2 \sqrt { 74 }\)

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