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What Solution set of the equation 9x^2 +6x = -1

What Solution set of the equation 9x^2 +6x = -1
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3 votes
What Solution set of the equation 9x^2 +6x = -1

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User Wprl
by
8.1k points

1 Answer

3 votes

Answer:


x=\{- (1)/(3)\}

Explanation:


9x^2 +6x = -1 \\ \\ 9x^2 +6x + 1 = 0\\ \\ {(3x + 1)}^(2) = 0 \\ \\ 3x + 1 = 0 \\ \\ 3x = - 1 \\ \\ x = - (1)/(3)\\\\x=\{- (1)/(3)\}

answered
User Yuriy Vorobyov
by
7.5k points
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