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  1. C

    Complex Numbers

    oh yeah yeah true, ok thanks friend
  2. C

    Complex Numbers

    thanks kuro that is correct, im kinda confused in "since z^2 is real, 4ix=0" isnt "4ix" the imaginary because of the i ? thank you!
  3. C

    Complex Numbers

    hi guys i need help with this one: z is any number, such that Im(z) = 2 and z^2 is real. Find z thanks
  4. C

    Projectile Motion help!

    bump, sorry...
  5. C

    Projectile Motion help!

    hey guys another question sorry. A basketballer projects a ball at an angle of 30 degrees to the horizontal at 9.8 m/s. What will be the impact velocity and its direction?
  6. C

    Projectile Motion help!

    Oh sweet thanks frostbitten. And Carrot its fine, I learnt something new :)
  7. C

    Projectile Motion help!

    wait, is it because at max height there is no vertical component?
  8. C

    Projectile Motion help!

    bump, sorry i need to know why secant let v=0 thanks
  9. C

    Projectile Motion help!

    hey secant can you tell me why v=0?
  10. C

    Projectile Motion help!

    ok thank you
  11. C

    Projectile Motion help!

    plus i dedicated most of my time in mx1 and mx2, rarely for physics.. which is bad...
  12. C

    Projectile Motion help!

    but we can use this method right secant? in a physics exam that is
  13. C

    Projectile Motion help!

    i do mx1 and mx2, but we havent covered simple harmonic
  14. C

    Projectile Motion help!

    But can we use this method on a physics exam? Because I haven't learnt your method in physics...
  15. C

    Projectile Motion help!

    Thank you math God
  16. C

    Projectile Motion help!

    A ball is thrown upwards at an angle of 30 degrees to the horizon with an initial velocity of 50 m/s. Calculate the: a) height it rises b) horizontal distance to impact c) time to impact Thanks
  17. C

    hi

    agreed, many of my peers are debating as to whether which one is more difficult, most of them say cambridge is easier, but I disagree...
  18. C

    hi

    what is harder, 4u cambridge or terry lee textbook?
  19. C

    If you could carry a concealed weapon would you?

    I would carry a thick math textbook.
  20. C

    Induction help

    wait nvm i got it thanks for the help chris
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