Smarty0905 Smarty0905

24-08-2017
Mathematics

contestada

I need help with this equation (r-s)^2

Respuesta :

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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