tessagrace
tessagrace
20-01-2015
Mathematics
Answered
Expand and simplify: 3x(2x-3)^2 - (x+4)
Answer :
konrad509
konrad509
20-01-2015
[tex]3x(2x-3)^2 - (x+4)=\\ 3x(4x^2-12x+9)-x-4=\\ 12x^3-36x^2+27x-x-4=\\ 12x^3-36x^2+26x-4[/tex]
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