Question 368545
{{{(-20x^3-10x^2-16x-8)/(-5x^2-4)= (20x^3+10x^2+16x+8)/(5x^2+4)}}}

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            4x + 2
         __________________________
5x^2 + 4 | 20x^3 + 10x^2 + 16x + 8
      -   (20x^3 +  0x^2 + 16x)
          -------------------------
                   10x^2 +  0x + 8
               -  (10x^2 +  0x + 8)
                  -----------------
                                 0
                     
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{{{(-20x^3-10x^2-16x-8)/(-5x^2-4)= highlight((4x+2))}}}