Question: Consider the functionf(x)=12x5+30x4-300x3+5.f(x)has inflection points at (reading from left to right)x=D,E, andFwhereDisandEisandFisFor each of the following intervals, tell whetherf(x)is concave up or concave down.(-,D):Select an

Consider the functionf(x)=12x5+30x4-300x3+5.f(x)has inflection points at (reading from left to right)x=D,E, andFwhereDisandEisandFisFor each of the following intervals, tell whetherf(x)is concave up or concave down.(-,D):Select an answerConcave UpConcave Down(D,E):Select an answerConcave UpConcave Down(E,F):Select an answerConcave UpConcave Down(F,):Select an answerConcave UpConcave Down

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