anonymous
  • anonymous
Simplify and identify the domain.
Mathematics
katieb
  • katieb
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anonymous
  • anonymous
|dw:1433106639608:dw|
anonymous
  • anonymous
anonymous
  • anonymous
|dw:1433107023723:dw|

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anonymous
  • anonymous
|dw:1433107169519:dw|
anonymous
  • anonymous
Do 1 prob at a time
anonymous
  • anonymous
-4÷4×+8
anonymous
  • anonymous
= or not equal 2
anonymous
  • anonymous
5X+3/4×-9
anonymous
  • anonymous
Simplify them then c Wat the final anger is n that's how u solve
AriPotta
  • AriPotta
you wanna simplify what you can, before multiplying them. 4x + 8 and x^2 - 9 can be simplified. tell me what you get once you do that
anonymous
  • anonymous
anonymous
  • anonymous
@danial.sheikh
anonymous
  • anonymous
anonymous
  • anonymous
can you help?
geerky42
  • geerky42
|dw:1433110382380:dw|
geerky42
  • geerky42
Here, you can factor 4x + 8 and x^2 - 9 Can you do that?
anonymous
  • anonymous
|dw:1433110475093:dw|
geerky42
  • geerky42
Yeah \[\dfrac{-20(x+3)}{(4x+8)(x^2-9)}\]
anonymous
  • anonymous
ok
geerky42
  • geerky42
Again, can you factor 4x+8? What about \(x^2-9\)?
anonymous
  • anonymous
anonymous
  • anonymous
how do you do that?
anonymous
  • anonymous
anonymous
  • anonymous
To factor 4x + 8, you need to pick out the common factor between 4x and 8 and pull it outside the parentheses. To factor x² - 9, follow the difference of squares pattern.
anonymous
  • anonymous
whould you mind showing me on the draw tool?
anonymous
  • anonymous
it is easier for me to understand!:D

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