miahdagoat miahdagoat

25-05-2017
Mathematics

contestada

what are the properties of a perfect square trinomial?

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lucysrv18 lucysrv18

25-05-2017

a^2+2ab+b^2= (a+b)^2

a^2 - 2ab + b^2=(a-b)^2

x^2 + 6x + 9=(x+3)^2

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