Question in fractions

  • Thread starter MrNeWBiE
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  • #1
MrNeWBiE
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question in fractions,,,

how

2x+9/(3-x)(x+2) < 0

became



(3-x)(x+2)(2x+9) < 0 " multiply both sides "

zero is in the other side ,,,
 

Answers and Replies

  • #2
tiny-tim
Science Advisor
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Hi MrNeWBiE! :smile:

'cos one is (3-x)2(x+2)2 times the other … which is always positive! :wink:
 
  • #3
MrNeWBiE
75
0


so i multiply both sides with ====> (3-x)^2(x+2)^2
 
  • #4
tiny-tim
Science Advisor
Homework Helper
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(try using the X2 tag just above the Reply box :wink:)

Yup! :biggrin:
 

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