Quiz 6 Solution - Quiz 6 Summer 2013 Math 1560 Solutions...

This preview shows page 1 - 2 out of 2 pages.

Summer 2013Quiz 6Math 1560S o l u t i o n s1. (a) [5 points] Expandf(z) = coszin a Taylor series aboutz=π4. Write first five terms.
(b) [5 points] Determine the region of convergence of the series found in part (a).
2
2. [5 points] For the functionf(z) =3(z-1)(z+ 2)find a Laurent series expansion inside1<|z|<2. In your answer it is enough to show six terms from degree-3 to degree 2.

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture