Find the area of the surface obtained by rotating the following curve about the x axis....

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Find the area of the surface obtained by rotating the following curve about the x axis. The result should be truncated after 3 d.p.(ex. 3.0127 = 3.012): 1<x < 2 y = V1+3x, Answer: [a] Find the area of the surface obtained by rotating the following curve about the x axis. The result should be truncated after 3 d.p.(ex. 3.0127 = 3.012): 1<x < 2 y = V1+3x, Answer: [a]