29 January, 15:33
9x^2 + 6x - 1 = 0 (Round to the nearest hundredth)
29 January, 17:31
9x^2 + 6x = 1
Factor out 3x
3x (3x + 2) = 1
Use the zero product property
3x+2 = 1
X = + 1/3 and - 1/3
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» 9x^2 + 6x - 1 = 0 (Round to the nearest hundredth)