Ill add the numerical part over to the other side so the squared part with the variable is by itself. This is because in the quadratic formula -b-b2-4ac 2a it includes a radical. Then Ill square-root both sides remembering to add a to the numerical side and then Ill simplify.
A x 2 b x c 0.
When taking the square root of something you can have a positive square root the principle square root or the negative square root. Finding the root of a quadratic equation can be done by extracting the square root of the form ax2 c 0. Free Square Roots calculator - Find square roots of any number step-by-step This website uses cookies to ensure you get the best experience. When taking the square root of something you can have a positive square root the principle square root or the negative square root.