For two fixed vectors of magnitudes and

MATHEMATICS · Single correct · AP · AP Precalculus · Functions with Parameters, Vectors, and Matrices · Functions with Parameters, Vectors, and Matrices

Problem

For two fixed vectors of magnitudes AA and BB, the magnitude of their resultant is maximum when the angle θ\theta between them is (a) 60∘60^{\circ} (b) 180∘180^{\circ} (c) 0∘0^{\circ} (d) 90∘90^{\circ}

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