West Virginia's leading industry, coal, underwent wrenching changes. In the early stages of the Depression, the industry suffered from a virtual collapse as mining companies failed and unemployment grew, leaving once busy coal camps idle and stranding thousands of miners and their families.
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According to the National Geophysical Data Centre, the first recorded tsunami occurred off the coast of Syria over four thousand years ago. When the island volcano of Krakatoa, Indonesia, exploded in 1883, tsunamis swept as far away as the English Channel.
I think the most significant cause of World War one was the assassination of the Archduke Franz Ferdinand. The other causes of the war was Imperliasm, Militarism, Nationalism and Alliances that were formed.
A Linear inequality with a variable is the type of inequality, where they are real numbers. If, the linear linear is also called first degree inequality.
In general, to solve any system of inequalities, we trace, in the same coordinate system, the region that represents the solution of each of the inequalities that make up the system. The system solution will then be given by the intersection of these regions. The following two scenes show examples of systems of inequalities involving linear and quadratic inequalities.