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If f(x) = x^(3) + bx^(2) + cx +d and 0lt...

If `f(x) = x^(3) + bx^(2) + cx +d` and `0lt b^(2) lt c`.then in `(-infty, infty)`

A

Is bounded

B

Has a local maxima

C

Has a local minima

D

Has a local minima

Text Solution

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The correct Answer is:
D
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