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Unformatted text preview: 2 x dy dx + y = e tan x . Show your work. 9. Find all real solutions to the dierential equation d 2 y dx 2 + dy dx-2 y = e 3 x . Show your work. 10. Find the volume of the solid obtained by revolving the region under the curve y = cos x and above the x-axis, for 0 x / 3, about the line x =-1. Show your work. 11. Find the length of the curve given in parametric form by x = 2( t 2-1) 3 / 2 y = 3 t 2 where 2 t 3....
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- Fall '07