karatechopper
  • karatechopper
how do u solve this? (2n-6)^3
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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karatechopper
  • karatechopper
or simplify?
anonymous
  • anonymous
finally..BIG IMRAN
karatechopper
  • karatechopper
yes!!

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anonymous
  • anonymous
I am just a visitor
karatechopper
  • karatechopper
please help me!! goodsy im learnin too hush
anonymous
  • anonymous
HEY HEY...ima visitor too..i gotta leave soon to study for finals..i need help on these
karatechopper
  • karatechopper
u mean i need help
anonymous
  • anonymous
lol..pleas help us imran
anonymous
  • anonymous
have you learned binomial theorem?
karatechopper
  • karatechopper
thanks
anonymous
  • anonymous
yea..help armeena no..i havent learned tht
anonymous
  • anonymous
then just multiply it out three times
anonymous
  • anonymous
(2n-6)(2n-6)(2n-6)=
karatechopper
  • karatechopper
i know~ i did that! is the answer 8n^3-216?
anonymous
  • anonymous
like how? i get soo confuzed tht way
karatechopper
  • karatechopper
or is it 8n-216?
anonymous
  • anonymous
do first two first
karatechopper
  • karatechopper
4n+36?
anonymous
  • anonymous
(2n-6)(2n-6)=4n^2-24n+36
anonymous
  • anonymous
(2n-6)^3 8n^3-72n^2+32n-216
anonymous
  • anonymous
kay..i got tht..
karatechopper
  • karatechopper
o i remember mnow!!
anonymous
  • anonymous
then multiply the third one (2n-6)(4n^2-24n+36)
karatechopper
  • karatechopper
i remember how to do that!! lemme solve really quick!!
anonymous
  • anonymous
(A+B)^3 A^3+3A^2B+3AB^2+B^3
karatechopper
  • karatechopper
is it -16n^2+168n-216?
karatechopper
  • karatechopper
anyone???????
anonymous
  • anonymous
lols..jus leave it armeena..i will solve it later..

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