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how to solve a equation using quadratic formula. Bring all terms to one side of the equation leaving a zero on the other side. Now the quadratic formula it applies to any quadratic equation of the form-- we could put the 0 on the left hand side.
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Use the quadratic formula to solve the equation 0 is equal to negative 7q squared plus 2q plus 9. First we bring the equation to the form ax²bxc0 where a b and c are coefficients. This page will show you how to use the quadratic formula to get the two roots of a quadratic equation.
X b b 2 4 a c 2 a.
And we generally deal with xs in this problem were dealing with qs. The solutions to a quadratic equation of the form ax2 bx c 0 where a 0 are given by the formula. Combine all of the like terms and move them to one side of the equation. Small x dfrac -b pm sqrt b2 - 4acphantom big 2a x 2ab b2 4ac.
