anonymous
  • anonymous
Solve by factoring the trinomial as a binomial square and then use the square root method. Round to the nearest tenth if necessary. x2 + 16x + 64 = 81 A. {9, -9} B. {-8, 9} C. {-17, 1} D. no real solution
Mathematics
chestercat
  • chestercat
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anonymous
  • anonymous
\[x^2+16x+64=81\] \[(x+4)^2=81\] \[x+4=9\] or \[x+4=-9\] \[x=5\] or \[x=-13\]
anonymous
  • anonymous
...... wait.... ?
anonymous
  • anonymous
i am wrong sorry

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anonymous
  • anonymous
\[(x+8)^2=81\] \[x+8=9\] \[x+8=-9\] \[x=1\] \[x=-17\]
anonymous
  • anonymous
that is what i get for rushing.
anonymous
  • anonymous
Haha (: Thanks. Your so effing helpful!!!!!!!!
anonymous
  • anonymous
must be getting tired.
anonymous
  • anonymous
promise i will be more careful
anonymous
  • anonymous
=3 Ahww! I am totally getting free answers from you!! And your totally being nice!! =3 If i didnt have a boyfriend i would stalk you .. lmfao totally kidding ^^ i just like to use my name to my advantage ^^
anonymous
  • anonymous
O-o_Be-Creepy_o_O i cannot even type it. where did it come from?
anonymous
  • anonymous
Haha idk i used my blonde imagination ^_^ im very creative!! (:
Hero
  • Hero
Wow, this is old
Hero
  • Hero
looks like somebody misses creepy :D

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