Levels Tought:
Elementary,Middle School,High School,College,University,PHD
Teaching Since: | Apr 2017 |
Last Sign in: | 233 Weeks Ago, 5 Days Ago |
Questions Answered: | 12843 |
Tutorials Posted: | 12834 |
MBA, Ph.D in Management
Harvard university
Feb-1997 - Aug-2003
Professor
Strayer University
Jan-2007 - Present
3) Find the intervals on the x -axis on which the function
on which it is decreasing, where f ( x )= x 2−1
x 2+ 1 f ( x ) is increasing and those 3) ______________ (A) Decreasing on (−∞ , 0 ) ; Increasing on ( 0, ∞ ) . (B) Increasing on (−∞, 0 ) ; Decreasing on ( 0, ∞ ) . (C) Increasing on (−∞ ,−1 ) ; Increasing on ( 1, ∞ ) ; Decreasing on (−1, 1 ) . (D) Decreasing on (−∞,−1 ) ; Increasing
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