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[" For the catic,"f(x)=2x^(3)+9x^(2)+12x...

[" For the catic,"f(x)=2x^(3)+9x^(2)+12x+1" which one of the following statement,does are hold eood? "],[[" (A) "f(x)" is norinonotonic "],[" (B) increasing in "(-oo,-2)uu(-1,oo)" and decreasing is "(-2,-1)],[" (G) "f:R rarr R" is biective "],[" (i) liffection point occurs at "x=-3/2]]

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