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[9.05] Solve 3x2 + 4x + 2 = 0. Round solutions to the nearest hundredth.
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use quadratic formula
need more help?
Yeah
quadratic formula: \[\LARGE x = \frac{-b \pm \sqrt{b^2 = 4ac}}{2a}\]
that = is a -
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\[\begin{array}{*{20}c} {x = \frac{{ - b \pm \sqrt {b^2 - 4ac} }}{{2a}}} & {{\rm{when}}} & {ax^2 + bx + c = 0} \\ \end{array} \] you are given\[ 3x^2 + 4x + 2 = 0\] can you tell me what a b and c are?
so substitute a = 3 b = 4 c = 2
|dw:1341718029462:dw|
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