Teaching DSSSB TGT Mock Test 2025 Engineering Mathematics Complex Variables Cauchy's Integral Theorem
Evaluate \(\mathop \smallint \limits_c \frac{{{z^2}\;-\;z\;+\;1}}{{(2z\;-\;1)}{(z\;-\;2)}}dz\) where c is the circle |z| = 1.
1
-0.5πi
2
0.5πi
3
2πi
4
-2πi