Also notice that we require the function to be continuous in the interval of integration. This was also a requirement in the definition of the definite integral. We didnât make a big deal about this in the last section. In this section however, we will need to keep this condition in mind as we do our evaluations.
A metallic solid or liquid that is composed of a homogeneous mixture of two or more metals or of metals and nonmetal or metalloid elements, usually for the purpose of imparting or increasing specific characteristics or properties: Brass is an alloy of zinc and copper. 2. A mixture; an amalgam: Television news has ...
Mixing of metals with other metals or nonmetals can result in alloys that have desirable properties. Steel formed from iron and carbon can vary substantially in hardness depending on the amount of carbon added and the way in which it was processed. Some alloys have a higher resistance to corrosion. Corrosion is a major problem with most metals.