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. Question 15 0/1 pt Find the area of the surface obtained by rotating the given curve about the x-axis. x = 40 cos3 (0), y = 40 sin3 (0), 0 5 05 , Question Help: Message instructor Submit Question Question 16 0/1 pt Find the area of the surface obtained by rotating the given curve about the x-axis. Round nearest whole number. x = t', y = 2t, 0