Problem

$5 x^{2} + 3 x + 1 = 0$

Answer

Expert–verified

Hide Steps

Answer

$x = \frac{- 3 \pm \sqrt{- 11}}{10}$

Steps

Step 1 ： $x = \frac{- b \pm \sqrt{b^{2} - 4 a c}}{2 a}$

Step 2 ： $x = \frac{- 3 \pm \sqrt{3^{2} - 4 (5) (1)}}{2 (5)}$

Step 3 ： $x = \frac{- 3 \pm \sqrt{- 11}}{10}$

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