Respuesta:
x²+2x-4(x+1)
(-2)²+2(-2)-4(-2+1)
4-4-4(-1)
-4(-1)
4
saludos y sígueme
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Respuesta:
x²+2x-4(x+1)
(-2)²+2(-2)-4(-2+1)
4-4-4(-1)
-4(-1)
4
saludos y sígueme