Determine whether the following signals are energy signals, power signals or neither

The easiest method is to check the energy value

Energy signal will have the power zero,
While power signal has the value of infinity

If the value is neither zero or infinity than the answer is neither

Urban growth invariably feeds increased commercialization and industrialization. it requires continually expanding land areas. when urbanization rates are high, and countries do not have the institutional and managerial capacities or economic wherewithal to manage such rapid growths, they exert intense pressure on the types and nature of the resulting settlements. they contribute to the development of overcrowded slums and shanty towns without adequate essential services and necessary infrastructure.-by asit k. biswas and cecilia tortajada