Find B and t for the space curve r(t) = (5 sin t) i + (5 cos t) j+(12t) k. 12 T = i+ sin 13 CoS j+ k 13 13 N = (- sin t) i+(-cos t) j The binormal vector is B= Oi+ (Oj+ k. The torsion is t = (Type an integer or a simplified fraction.)

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