anonymous
  • anonymous
2x^2+15x-38
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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TheSmartOne
  • TheSmartOne
And what about that...?
anonymous
  • anonymous
Unsimplify
pooja195
  • pooja195
Factor?

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anonymous
  • anonymous
Yeah
pooja195
  • pooja195
|dw:1435793121786:dw|
pooja195
  • pooja195
\[\huge~\rm~2x^2+15x-38\] x=2 b=15 c=-38 \[\huge~\rm~2\times-38=?\]
anonymous
  • anonymous
-76
anonymous
  • anonymous
4 and 15
pooja195
  • pooja195
Good :) |dw:1435793307274:dw| What numbers multiply to make -76 but add to make 36?
anonymous
  • anonymous
where did you get 36 from
pooja195
  • pooja195
?
anonymous
  • anonymous
you said "What numbers multiply to make -76 but add to make 36? "
pooja195
  • pooja195
oops hold on
anonymous
  • anonymous
and I thought we had to find the numbers that multiple to -76 and had a sum of 15
pooja195
  • pooja195
Oh right >_< im sorry! :( |dw:1435793524098:dw|
anonymous
  • anonymous
haha its okay, 19 and 4
pooja195
  • pooja195
19 and 4 are correct BUT it would be -4 :) 19 and -4 now we do some grouping :) \[\huge~\rm~(2x^2-4x)+(19x-(-38))\] \[\huge~\rm~(2x^2-4x)+(19x+38)\]
pooja195
  • pooja195
find the GCF of each and divide
anonymous
  • anonymous
divide?
anonymous
  • anonymous
Ok, I got (2x+19)(x-2)
pooja195
  • pooja195
Thats correct! :)
anonymous
  • anonymous
wooo! thanks for the help
pooja195
  • pooja195
No probs let me know if you need more help ^-^
anonymous
  • anonymous
Hey, @pooja195 can you actually help me on one more?

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