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    Simple Harmonic Motion help please!

    A particle is moving in a straight line with Simple Harmonic Motion. If the amplitude of the motion is 4cm and the period of the motion is 3 seconds, calculate: i. the maximum velocity of the particle; ii. the maximum acceleration of the particle; iii. the speed of the particle when it is 2cm...
  2. I

    Integration Question

    Please help me integrate using inverse trig \int&space;\frac{x+1}{\sqrt{4-x^2}}dx
  3. I

    3unit Integration help

    How do I do the second part of this question? Can someone help me please?
  4. I

    Complex numbers

    Please help me! I don't know where to start...
  5. I

    raw marks for chem and physics to get a 81-85 HSC MARK

    so what raw marks do i need? thx for the info
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