Math, asked by hobbylobbyrj, 3 months ago

find the interval in which following funtion are increasing and decreasing
(a) f(x) = 2x^3+x^2-20x+4
(b)f(x) = x^3-27x+5
(c)f(x) =2x^3-9x^2+12x+4

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Answered by ifxhn

1

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