<span class="dxdy-math dxdy-math-inline" data-math-render="interactive" data-display="0" data-tex-b64="JCAxLygoeisxKXBvdyh6KzIsMykpJA==" data-fallback-src="https://dxdy.ru/math/d32b810ed8d81b062b25a58c640e111982.png" data-fallback-hash="d32b810ed8d81b062b25a58c640e1119"><span class="dxdy-math-output"></span><img src='https://dxdy.ru/math/d32b810ed8d81b062b25a58c640e111982.png' class="latex" alt="$ 1/((z+1)pow(z+2,3))$" title="$ 1/((z+1)pow(z+2,3))$" loading="lazy" decoding="async" /></span>