Question

x+4/2x*6x^2/x^-16=

(x+4)/2x*6x(x)/(x+8)(X-8)

rational expression using factoring could some check this.

Answer 1

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x+4/2x*6x^2/x^-16
= (x+4)/(2x) * 6x^2/[(x+4)(x-4)]
=3x/(x-4) , x≠ ±4