Find the roots of the equation via Secant Method using Excel. Attach the solution in excel file. Tolerance of error is at 0.001% 1. f (x) = x3 + 2x2 – 3x – 1(x;-1 = 1) (xị = 2)

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Q: 1. Find the moving trihedral and the curvature at any point of the curve R(t) = cost î + sint j+k.

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