Solve the problem.
-If $\mathbf { v } = 3 \mathbf { i } + 4 \mathbf { j }$, find $\| \mathbf { v } \|$.
A) 5
B) 7
C) $\sqrt { 5 }$
D) 25

Name: Solve the problem. -If $\mathbf { v } = 3 \mathbf { i } + 4 \mathbf { j }$, find $\| \mathbf { v } \|$. A) 5 B) 7 C) $\sqrt { 5 }$ D) 25
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Quizplus · Accepted Answer

The magnitude of vector $\mathbf{v} = 3\mathbf{i} + 4\mathbf{j}$ is found using the formula $\|\mathbf{v}\| = \sqrt{3^2 + 4^2} = \sqrt{9 + 16} = \sqrt{25} = 5$.

Solve the Problem v=3i+4j\mathbf { v } = 3 \mathbf { i } + 4 \mathbf { j }v=3i+4j

Solve the Problem $\mathbf { v } = 3 \mathbf { i } + 4 \mathbf { j }$