JEE Math Practice Question
The function f defined by f(x) = x3 $$-$$ 3x2 + 5x + 7 , is :
- A.increasing in R.
- B.decreasing in R.
- C.decreasing in (0, $$\infty $$) and increasing in ($$-$$ $$\infty $$, 0)
- D.increasing in (0, $$\infty $$) and decreasing in ($$-$$ $$\infty $$, 0)
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