Recent content by ZARman

  1. Z

    Finding the Sum of Convergent Series t^(-n^2) for n=1 to ∞

    Hey everyone Im a maths tutor and this question was given to one of my students. i may be thinking about it to cryptically so i thought id post it 5,9,13 ,27,,,217 i have posted it to various other pupils but no one has gotten it yet.
  2. Z

    Projectile Motion - Is my work correct?

    Hi I am doing my engineering degree and i am stuck on a question i came to the conclusion that the textbook must be wrong . lectures are over and test is soon . can you please help? A projectile is thrown upwards and passes a certain height after 2 seconds.3seconds later it passes the...
  3. Z

    Question regarding Moments of forces

    Thanks ill work by the rule .
  4. Z

    Question regarding Moments of forces

    Hi I have a question regarding Moments of forces When in equilibrium we have a lever hinged at B which is in between A which is 120' to B and C which is Flat .. A force is applied to A at 50'(P) and another force to C at 70'=100N So breaking down P into components you get P Sin 50 (perp to A)...
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