Port-of-Spain, population 50,878 (1990), is the capital of Trinidad and Tobago. The city is located on the Gulf of Paria[?]. It is one of the major shipping hubs of the Caribbean, with exports of agricultural products and asphalt. Bauxite from the Guianas and iron ore from Venezuela are transferred there for overseas shipment.
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Derivation
The quadratic formula is derived by the method of completing the square[?].
<math>ax^2+bx+c=0</math>
Dividing our quadratic ...