Question 383483
{{{((8x^2)/(x^2 - 9)) * ((x^2 + 6x + 9)/(16x^3))}}}
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{{{((8x^2)/(x+3)(x-3)) * ((x+3)^2/(2x*8x^2))}}}
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{{{(cross(8x^2))/((cross(x+3))(x-3))*(x+3)(cross(x+3))/(2x*(cross(8x^2)))}}}
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{{{(x+3)/(2x(x-3))}}}
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