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MATH / For certain vectors p and q, the vectors 3p+q and 5p−3q are orthogonal. Also, the vectors 2p+q and 4p−2q are orthogonal. If θ is the angle between p and q, then find cosθ. · Discussion

Discussing For certain vectors p and q, the vectors 3p+q and 5p−3q are orthogonal. Also, the vectors 2p+q and 4p−2q are orthogonal. If θ is the angle between p and q, then find cosθ. · MATH

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