Home/Calculus II/Completing the square/Formula7.3. Completing the squareFormulaIn 7.3. Completing the squareFormulaCopy LaTeX2ax−x2=a2−(x−a)2.2ax-x^2=a^2-(x-a)^2.2ax−x2=a2−(x−a)2.Tagsantiderivativesubstitutionsubstitution trigonometric completing the squaretecnica fundamentalVariablesxxxVariable independiente (variable de integración)aaaConstante real (a menudo a>0a>0a>0)Found an error? Contact us.Related formulasRelatedBefore using trigonometric substitution, a quadratic must be written in a standard form:x2+Bx+C=(x+B2)2+C−B24.x^2+Bx+C=\left(x+\frac{B}{2}\right)^2+C-\frac{B^2}{4}.x2+Bx+C=(x+2B)2+C−4B2.Open formulaOpen in section