Question

Resolva em R as inequações x(3x-4)(x+2)(1-x)
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Answer 1

Resposta:

$x\left(3x-4\right)\left(x+2\right)\left(1-x\right)\\\\=x\left(3x^2+2x-8\right)\left(1-x\right)\\\\=x\left(-3x^3+x^2+10x-8\right)\\\\=-3x^4+x^3+10x^2-8x$