lim z->1 [z(conjugate z) + 2z - (conjugate z) -2 ] --------------------------------------- z^2 - 1 answer given is z / 2 but i stuck at 2+(conjugate z) ---------------- z + 1 can anyone help pls... thank you...
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Originally Posted by kennytsh lim z->1 [z(conjugate z) + 2z - (conjugate z) -2 ] --------------------------------------- z^2 - 1 answer given is z / 2 but i stuck at 2+(conjugate z) ---------------- z + 1 can anyone help pls... thank you... It can be written: Now multiply top and bottom by z: And remember that PS: The answer can't be ...
Hello, kennytsh! Answer given: . . . . I don't agree but stuck at: . We have: . Now we have: . But if , then: . . . So we have: .
Originally Posted by Soroban Hello, kennytsh! We have: . Now we have: . But if , then: . . . So we have: . Surely it's simply to state that , evaluate the limit of just z.
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