Problem

\( x^{2}-9 x+3=0 \)

Solution

Step 1 :\( x=\frac{-b\pm\sqrt{b^2-4ac}}{2a}\)

Step 2 :\( x=\frac{9\pm\sqrt{81-12}}{2}\)

Step 3 :\( x_1=\frac{9-\sqrt{69}}{2}=-0.6877 \), \( x_2=\frac{9+\sqrt{69}}{2}=12.6877 \)

From Solvely APP
Source: https://solvelyapp.com/problems/20930/

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