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MATH / Let a, b, and c be vectors such that ‖a‖=‖b‖=1, ‖c‖=(2)/(√(7)), and c+c×a=b.Find the smallest possible angle between a and c, in degrees. · Discussion

Discussing Let a, b, and c be vectors such that ‖a‖=‖b‖=1, ‖c‖=(2)/(√(7)), and c+c×a=b.Find the smallest possible angle between a and c, in degrees. · MATH

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