Question

Find the roots of the equation x^2+4x-4=0 by the method of completing the square?​

Answer 1

Answer:

Completing the Square is a method used to solve a quadratic equation by changing the form of the equation so that the left side is a perfect square trinomial . To solve ax2+bx+c=0 by completing the square: Add the square of half the coefficient of the x -term, (b2a)2 to both sides of the equation.