수식 2: "F" left parenthesis, "x" , right parenthesis equals Start integral from 0 to "x" , end integral, "f" left parenthesis, "t" , right parenthesis "d" "t"Fx=∫x0ftdt
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The Fundamental Theorem of Calculus states that the derivative of an integral with respect to the upper bound equals the integrand.
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수식 4: "F" prime left parenthesis, "x" , right parenthesisF′x
