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AP Calculus AB/BC
To approximate means to find an estimation or close value for something without calculating it exactly. It provides a reasonable guess or approximation that is easier to work with.
An approximation method for finding the area under a curve by dividing it into smaller rectangles.
Taylor Series Expansion: A way to approximate complicated functions using polynomial terms.
Truncation Error: The difference between an exact value and its approximation due to cutting off or truncating terms in calculations.