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  1. W

    Exponential and Logarithmic Functions

    Thanks alot, that's the same answer I got for no.2, rechecked answers and realised I was looking at the wrong exercise haha
  2. W

    Exponential and Logarithmic Functions

    Hey guys, I've been doing some maths and have been stuck on these 3 questions. 1 If f(x) = ln(2-x)^1/2 find f'(1) 2. Differentiate e^2x / lnx 3. Find the stationary point on the curve y = lnx / x and determine it's nature Any help on these is greatly appreciated. Cheers
  3. W

    current carrying conductor in an external magnetic field

    I think I figured it out, I was just using the right hand push rule wrong. Thanks anyway.
  4. W

    current carrying conductor in an external magnetic field

    Hey guys, I'm writing up this prac where you have an aluminium strip with each end connected to a DC terminal, and a horseshoe magnet. My problem is, using the right hand rule I have the magnetic field around the strip moving in a clockwise direction (looking down) and the north side of the...
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