BIKRAMlawati5242 BIKRAMlawati5242 27-05-2023 Mathematics contestada EXERCISE 3: Find the limit or prove it fails to exist: a/ ž tz lim 2+4+3i Re(z - i) b/ lim zi zi = EXERCISE 4: Let f(x) = x3 + iy (i) Where has f the derivative? (ii) Where is f analytic?