Solve by Factoring 9x^2+12x+4=0

Factor using the perfect square rule.
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Rewrite as .
Rewrite as .
Check the middle term by multiplying and compare this result with the middle term in the original expression.
Factor using the perfect square trinomial rule , where and .
Set the equal to .
Solve for .
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Subtract from both sides of the equation.
Divide each term by and simplify.
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Divide each term in by .
Cancel the common factor of .
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Cancel the common factor.
Divide by .
Move the negative in front of the fraction.
Solve by Factoring 9x^2+12x+4=0

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Charlie Trom

Lucy Evel

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