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what is the formula for completing the square. The quadratic formula is derived using a method of completing the square. The vertex form is an easy way to solve or find the zeros of quadratic equations.
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But hope is not lost. The form a2 2 ab b2 a b 2. Completing the Square Advanced Problems.
For the general case.
The square root of a negative number is always an imaginary number so we would be to use variable i to simplify the problem further. The technique is valid only when 1 is the coefficient of x2. Given a general quadratic equation of the form. To complete the square the leading coefficient a a must equal 1.
