The equation $L = \int_I \sqrt{1+{f'}^2}$ is the euclidean length of the parametrised curve $(x,f(x))_{x\in I}$ . Here, it seems that the question is not about the length
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How to get Length of Vector in R?
Find the length of the curve of the vector values function x=17t^3+15t^2-13t+10, y=19t^3+2t^2-9t+11, and z=6t^3+7t^2-7t+10, the upper limit is “2” and the lower limit is “5”. Given: Lower
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Finding the length of a 3-dimensional vector
edited Jul 18, 2014 at 12:14. answered Jul 18, 2014 at 12:08. JP McCarthy. 8,326 1 32 56. Add a comment. 1. If by angle of the vector you mean the angle between the vector and the positive
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