anonymous
  • anonymous
5x^2-30x+40=0
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
Do you know how to use the Quadratic equation?
anonymous
  • anonymous
nope
anonymous
  • anonymous
alright hold on a second

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anonymous
  • anonymous
thank you
anonymous
  • anonymous
it is eather 5,2,4 -2,4,2,4,0r 0,2,4
anonymous
  • anonymous
?
anonymous
  • anonymous
Im so sorry my internet gave out on me
anonymous
  • anonymous
alright so first you can find the GCF (greatest common factor) which is 5 so factor everything out so it looks like this\[5(x^2-6x+8)\]
anonymous
  • anonymous
then we can do the box and diamond method |dw:1378347590319:dw|
anonymous
  • anonymous
so now we have the form \[5(x-2)(x-4)\] and if you solve the equation you should end with the one you started, thus the solutions are 2 and 4

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