Smarty0905 Smarty0905
  • 24-08-2017
  • Mathematics
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I need help with this equation (r-s)^2

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mreijepatmat
mreijepatmat mreijepatmat
  • 26-08-2017
( r-s)²

Remember : (a-b)² = a²-2ab+b²

(r-s)² = r² - 2rs + s²

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