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  • 20-01-2017
  • Mathematics
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Simplify the expression. Show your work. 22 + (3^2 – 4^2)

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Аноним Аноним
  • 20-01-2017
22 + (3^2 – 4^2)
= 
22 + (9 – 16)
= 22 -7
= 15
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