anonymous
  • anonymous
help pleaseee @PFEH.1999 @E.ali
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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anonymous
  • anonymous
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anonymous
  • anonymous
no i have to factor
anonymous
  • anonymous
7(x^2-13) i thought it was this but idk

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anonymous
  • anonymous
Ok ! look : To have a factor we should only thinks are look like for examole x and x or 2x & x
anonymous
  • anonymous
you can use 7x
anonymous
  • anonymous
ok?
anonymous
  • anonymous
7x(x-6-7)
anonymous
  • anonymous
Now to factoring : 7x^2 -42x-49 we can use 7x^2 & -42x because both of them have x .
anonymous
  • anonymous
oooo ok
anonymous
  • anonymous
look at this example : 2 . 8 + 2.3 we have 2 in both so use 2 : 2(8+3)
anonymous
  • anonymous
7(x + 1)(x - 7) i tried it again and i got this
anonymous
  • anonymous
No!
anonymous
  • anonymous
don't divide!
anonymous
  • anonymous
And in there we have : 7x^2 -42x-49 when use from x have : x(7x-42)-49 OK ?!
anonymous
  • anonymous
@divagirl421 , got it?any problem?
anonymous
  • anonymous
no i got it thank you guys:)
anonymous
  • anonymous
you're welcome
anonymous
  • anonymous
What s the problem ?

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