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  1. M

    Complex numbers

    whith out finding all roots' http://img155.imageshack.us/img155/1870/dddgh6.th.png [Broken]
  2. M

    Question from test capabilities

    Homework Statement from test capabilities I want to know the right answer please True Or False Questions stereographic projection for space R3 is the set of points (x, y, 0) and radius 1 is the circle X2 + Y2 = 1 stereographic projection for space R3 is the set of points (x, y...
  3. M

    Limit of a sine

    Unfortunately, I have erred in solution Equal second incorrect
  4. M

    Need Integral Help!

    http://www.4nw.net/s_thumbnailer-6-2008/hb6z6g1g.JPG [Broken]
  5. M

    Integrate from 0 to b

    http://www.4nw.net/get-6-2008-6x9cp3w5.JPG[/URL] [Broken] cont. http://www.4nw.net/get-6-2008-syhlk7fm.JPG[/URL] [Broken]
  6. M

    A function

    Try Term is not defined Time is Open:devil:
  7. M

    A function

    an=/=0 Because Rotation does not appear in a double -
  8. M

    A function

    Challenge write Polynomail More than double the rotation an=/=0 r=0 or A negative number
  9. M

    A function

    Yes .. Yes This is what I want to say
  10. M

    A function

    Reference in rotation among the transactions +,-,+,-,+ if f(r) =0 then r>0 r=root in f
  11. M

    Understanding epsilon-delta def of limits

    http://www.up07.com/up7/uploads/df5040ccd8.jpg http://www.up07.com/up7/uploads/4c7f5603e7.jpg No requirement that the value of f(x0) The smaller values for delta & epsilon Leads to ........what?
  12. M

    Understanding epsilon-delta def of limits

    Perhaps in this way can Be clear idea http://www.up07.com/up7/uploads/6225e0aea0.jpg
  13. M

    2 Mini Q.

    Hi king:smile: O.K. used (I) for Contour = sum of Curves , and Closed and used (II) for any Curve Q.2 Now z1(t)=t , 0=<t=<5 z2(t)=5+it , 0=<t=<5 z3(t)= t+5i , 5=<t=<0 z4(t)=it , 5=<t=<0 :yuck:
  14. M

    2 Mini Q.

    Dear Dick مرحبا سعيد يرؤيتك 1) I can not find an answer in books,In books sometimes use pattern,Sometimes using type IIusing In your answer: They both indicate integral over the contour Do you clarify if possible 2) C1:z(t)=t , 0=<t=<5 C2:z(t)=5-t+5i , 0=<t=<5 C3:z(t)=5-t+5i ...
  15. M

    Circle problem

    http://up.x333x.com/uploads/998eebdc16.jpg very easy r=2
  16. M

    2 Mini Q.

    Homework Statement http://up5.m5zn.com/photos/00017/t4x1262r70cu.jpg[/URL] http://up5.m5zn.com/photos/00017/rpbn4bsfcace.jpg[/URL] Homework Equations The Attempt at a Solution C1:z(t)=t , 0<t<5 C1:z(t)=5+it , 0<t<5 C2:z(t)=1-t+5i , 0<t<5 C3:z(t)=5-t+5i , 0<t<5...
  17. M

    Challenging integral

    I do not know
  18. M

    Partial fraction decomposition

    http://www.imagehuge.com/images/a7ttelgdzf3crvdsouk.jpg [Broken]
  19. M

    Challenging integral

    http://www.up07.com/up7/uploads/4eeb460777.jpg
  20. M

    Indefinite integral of sin^4xdx

    ∫sin^4(x)dx = (3/8)x - (1/4)sin(2x) + (1/32)sin(4x) + c correct
  21. M

    Solving Modulus inequalities

    http://www.a7bk-a-up.com/pic/Ek226065.jpg
  22. M

    Chain Rule problem

    use x=rcos(theta) y=rsin(theta)
  23. M

    Complex Functions

    O. My Dod afwan:surprised very very Excellent Rather than to learn English You have learned Arabic
  24. M

    Complex Functions

    Dear: Dick correct 100%. Thank you for answering me Thank you very much:blushing: In Arabic: :biggrin:شكرًا جزيلاً
  25. M

    Complex Functions

    Infact: http://www.a7bk-a-up.com/pic/LpB47687.jpg delta=???
  26. M

    Complex Functions

    Like this http://www.a7bk-a-up.com/pic/ydi48834.bmp
  27. M

    Complex Functions

    Oh No , This can not ; Because sinz*/z* Not Analytical http://en.wikipedia.org/wiki/Analytic_function
  28. M

    Analytical Functions

    (n*i)^(1/2)=sqrt(n/2)+i*sqrt(n/2). Excellent
  29. M

    Analytical Functions

    Good Answer Thanks
  30. M

    Complex Functions

    Yes, Find this limit
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