staintheclay staintheclay
  • 24-10-2019
  • Mathematics
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Each side of a square x units long is decreased by 9 units. which expression represents the area of the new square in square units?

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alejandrocampos54
alejandrocampos54 alejandrocampos54
  • 24-10-2019

Answer:

a= (x-9)2

a=x2-18x+81

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