Question

expression for absolute error of sum or difference​

Answer 1

Answer:

In words, the absolute error is the magnitude of the difference between the exact value and the approximation. The relative error is the absolute error divided by the magnitude of the exact value. The percent error is the relative error expressed in terms of per 100.

Explanation:

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Answer 2

Answer:

The absolute error is defined as the absolute value (or magnitude) of the difference between the measured value and the true value. Thus, let: ea = the absolute error. xm = the measured value.