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Mathematics 11 Online
OpenStudy (aimmebgood):

Solve: 4x^(3) + 12x^(2) - 9x - 27 = 0. I got as far as (4x^(2)-9) (x+3). and the answer is -3, -3/2, 3/2. how do I get to the answer from where im at?

OpenStudy (mayankdevnani):

\[4x^3+12x^2-9x-27=0\] split he middle term

OpenStudy (mayankdevnani):

ok @aimmeBgood

OpenStudy (aimmebgood):

so what i did was wrong?

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