anonymous
  • anonymous
(x-9)^2=1
Mathematics
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SOLVED
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schrodinger
  • schrodinger
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AkashdeepDeb
  • AkashdeepDeb
This will have 2 values Square root both sides (x-9) = sqrt 1 x-9 = +-1 x - 9 = +1 [x=10] x-9 = -1 [And you get another value of x] Understood? :)
AkashdeepDeb
  • AkashdeepDeb
AND A WARM WELCOME TO OPENSTUDY!! :D
anonymous
  • anonymous
use the identity (a-b)^2 = a^2 + b^2 - 2ab to simplify LHS subtract 1 from both sides factorize the polynomial equate each factor to 0 to obtain the result.

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goformit100
  • goformit100
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