6. Using Cauchy's Formula to evaluate 1 dz 2ri Je (4z – 1)(2 – 4)' 2ni being careful about factors of 4, 2ri etc. Then substitute z = e20 into your answer to find specific real numbers a, b, c so that your answer implies that de C a + b cos 0

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Attached.  I evaluated the integral to get -1/15, but not sure how to do the second part.  Thanks.

6. Using Cauchy's Formula to evaluate
dz
iJc (42 – 1)(2 – 4)
2ni
being careful about factors of 4, 2ri etc. Then substitute z =
e" into your answer to find
specific real numbers a, b, c so that your answer implies that
r2
de
C
0.
a + b cos e
Transcribed Image Text:6. Using Cauchy's Formula to evaluate dz iJc (42 – 1)(2 – 4) 2ni being careful about factors of 4, 2ri etc. Then substitute z = e" into your answer to find specific real numbers a, b, c so that your answer implies that r2 de C 0. a + b cos e
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