junellatim junellatim
  • 13-08-2017
  • Mathematics
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evaluate the following expression for x=4 4(x-2)^2-9

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Banabanana
Banabanana Banabanana
  • 13-08-2017
4(x - 2)² - 9
= 4(4-2)² - 9
= 4(2)² - 9
= 4*4 - 9
= 16 - 9
= 7 ← answer
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