Vector has components

PHYSICS · Subjective · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

Vector A\mathbf A has components (3.0 m,−4.0 m)(3.0\,\text{m},-4.0\,\text{m}). Vector B\mathbf B has magnitude 5.0 m5.0\,\text{m} and points 60∘60^{\circ} above the +x+x-axis. Calculate the magnitude of the resultant vector R=A+B\mathbf R=\mathbf A+\mathbf B.

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