Question: Find the unit vector n in the direction of u=(3, -2, 6). Problerm 2(1.5 pt) Find the approximated values of the pressure at time:

Find the unit vector n in the direction of u=(3, -2, 6).

Find the unit vector n in the direction of u=(3, -2, 6). Problerm 2(1.5 pt) Find the approximated values of the pressure at time: 30, 50, 70, 300, 500 using the given measurement data. t = (10, 20,40,60,100,200,400,760) P = (84.6,99.3,115.4, 125.8, 139.9, 161.2,185.8,210.6) Problem 5 (2 pt) Find a spline approximation of the following data: a) X-vector contains integers from 0 to 5 b) Y-vector contains random number not larger than 3. Use cubic spline definitions for end points 0 and 5. Plot the graph with measured walues and approximated data.

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