Solve the quadratic equation by using the quadratic formula. If the solutions are not real, enter NA. 2x2 - 5x +1 = 0 Enter the exact answers. The field below accepts a list of numbers or formulas separated by semicolons (e.g. 2; 4; 6 or x + 1; x – 1). The order of the list does not matter. Enclose numerators and denominators in parentheses. Remember that (a – b)/1+n is not the same as (a – b)/ (1+ n). To enter va, type sqrt(a). x =

Solve the quadratic equation by using the quadratic formula. If the solutions are not real, enter NA. 2x2 - 5x +1 = 0 Enter the exact answers. The field below accepts a list of numbers or formulas separated by semicolons (e.g. 2; 4; 6 or x + 1; x – 1). The order of the list does not matter. Enclose numerators and denominators in parentheses. Remember that (a – b)/1+n is not the same as (a – b)/ (1+ n). To enter va, type sqrt(a). x =

Elements Of Modern Algebra

8th Edition

ISBN:9781285463230

Author:Gilbert, Linda, Jimmie

Publisher:Gilbert, Linda, Jimmie

Chapter8: Polynomials

Section8.5: Solution Of Cubic And Quartic Equations By Formulas (optional)

Problem 31E: Derive the quadratic formula by using the change in variable x=y12(ba) to transform the quadratic...

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Derive the quadratic formula by using the change in variable x=y12(ba) to transform the quadratic equation x2+bax+ca=0 into one involving the difference of two squares and solve the resulting equation.
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