Which one of the following functions is analytic in the region |z| ≤ 1?

$$\frac{{{{\text{z}}^2} - 1}}{{{\text{z}} + 2}}$$

$$\frac{{{{\text{z}}^2} - 1}}{{{\text{z}} + {\text{j}}0.5}}$$

$$\frac{{{{\text{z}}^2} - 1}}{{\text{z}}}$$

$$\frac{{{{\text{z}}^2} - 1}}{{{\text{z}} - 0.5}}$$

Which one of the following functions is analytic in the region |z| ≤ 1? Correct Answer $$\frac{{{{\text{z}}^2} - 1}}{{{\text{z}} + 2}}$$

Feb 20, 2025

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