Recent content by iamyes

  1. I

    Partial Derivative: Chain Rule

    i can't do it :( im stupid and i don't know anything on how to do it
  2. I

    Partial Derivative: Chain Rule

    yeah i read all this thread..but still can't do it (im stupid :( ) if anyone could go through everything once again i would be thankful
  3. I

    Partial Derivative: Chain Rule

    could anyone pls give me the solution? damn I am stuck and it is 3.30am over here :(
  4. I

    Partial Derivative: Chain Rule

    Homework Statement 2 straight roads intersect at right angles. Car A, moving on one of the roads, approaches the intersection at 60km/h and car B moving on the other road, approaches the intersection at 80km/h. At what rate is the distance between the cars changing when A is 0.5km from the...
  5. I

    Prove the limit exist (Partial Differential)

    how about the other questions?
  6. I

    Prove the limit exist (Partial Differential)

    damn bro/sis hahahhaa r u one of mmu's cyberjaya student? u got the answer for other question? damn what a coincidence
  7. I

    3 variable limit problem.sighs

    thanks a lot dat really makes my day both of u gave me the same way of solutions and i think it is the best solution thanks!
  8. I

    3 variable limit problem.sighs

    hey thanks for ur reply! im not sure if its correct cos i don't know either! =) but, a million thanks to u for replying! anyone have some more opinions? i wud love to discuss more about this =)
  9. I

    3 variable limit problem.sighs

    Homework Statement Determine whether the following limit exist. If so, find its value [sin (x^2 + y^2 + z^2 )] / [(x^2 + y^2 + z^2)^1/2)] as x,y,z approach 0,0,0 The Attempt at a Solution i tried to do using the limit of sin Ѳ / Ѳ as Ѳ approaching 0 im from malaysia and this...