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Please explain well. thank you!

please do not skip any steps!! Please explain well. thank you!

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Top Answer

increasing interval  ( − ∞ , − 1 . 2 5 9 )... View the full answer

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5 comments
  • can explain this in algebraic way?
    • seokkiyo
    • Apr 02, 2018 at 4:45am
  • yes, f'(x)=0 implies x=0.668 and -1.259,
    • CountScorpionPerson828
    • Apr 02, 2018 at 4:47am
  • x>0.668, f'(X) > 0 ______ increasing
    • CountScorpionPerson828
    • Apr 02, 2018 at 4:47am
  • x<-1.259 , f'(X) >0 _____________ increasing
    • CountScorpionPerson828
    • Apr 02, 2018 at 4:47am
  • -1.259
    • CountScorpionPerson828
    • Apr 02, 2018 at 4:48am

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