GarlandZynda495 GarlandZynda495
  • 19-05-2014
  • Mathematics
contestada

solve the equation using any method 5x²-7x-6=0

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madison12340 madison12340
  • 19-05-2014
Hard trinomial
-10 + 3 = -7
-10 * 3 = -30

         5x²-7x-6=0
  5x²-10x+3x-6=0
5x(x-2)+3(x-2)=0  <--factor
     (x-2)(5x+3)=0
                   x=2, -3/5
 


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