Respuesta :

2008vaquerano

Answer:x(x-y)+y(x-y)

x²-xy+xy-y²

x²-y²

Step-by-step explanation: Percent change = 56 - 32 |32| × 100% = 24 32 × 100 = 75% (increase). Where: 32 is the old value and 56 is the new value. In this case we have a positive

Answer: x^2 - y^2

x*x = x^2
y*-y = -y^2

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