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Show that the function f(x) = x^(3) - 6x...

Show that the function `f(x) = x^(3) - 6x^(2) + 12x - 18` is an increasing function on R.

Text Solution

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The correct Answer is:
`f'(x) gt "0 in" (2 -del,2) and (2, 2 + del)`
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