Q. 265.0( 1 Vote )

Find the interval in which is increasing or decreasing ?

Answer :

we have





Critical points




x = 0, –1


Clearly,f'(x) > 0 if x>0


And f'(x) < 0 if –1 < x < 0 or x < –1


Hence, f(x) increases in (0,), decreases in (–, –1) U (–1, 0)


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