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  1. A

    A tricky log question

    Anyone?
  2. A

    volumes

    lines x=0 and 1, y=..., around x-axis: (i'll make { the interal sign..., and put between 1 and 0 in front) around x-axis so V = {(y squared)dx y squared = 2x/(x2 +1) -> squaring y removes the root over x So V = pi (1,0){(y2) dx = pi (1,0){ 2x/(x2 +1) dx -> integrate - it's a...
  3. A

    A tricky log question

    Hey could someone please do: logx32 x log3m (divide sign) log3125 In writing that is: [log (base x) 32] times [log (base 3) m] divide [log (base 3) 125] If possible could you attach working? Cheers
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