題組內容
3. A curve described by the collection of endpoints of 
= (t, 4t-1, 2-6t):
(b) Find the curvature at t=1.
阿摩線上測驗
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阿摩線上測驗
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3. A curve described by the collection of endpoints of = (t, 4t-1, 2-6t):
(b) Find the curvature at t=1.