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  1. S

    Integration of Logs HELP

    1.. Find the area between the curve y= In x, the y-axis and the lines y = 2 and y = 4 1st u gotta make x the subject x = e to power of y A = integral b/w 4 and 2 of ey = [ln y ] with 4 at the top and 2 at the bottom = ln 4 - ln 2 units sq 2.. Find the exact volume of the solid...
  2. S

    corrosion vs oxidation

    the one that corodes is the one being oxidised
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