emmahiscox emmahiscox
  • 08-10-2015
  • Mathematics
contestada

Factorise fully 9x squared - 6xy

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farihankarim
farihankarim farihankarim
  • 08-10-2015
3x(3x-2y) 

you have to find a common factor between the two numbers. in this case it's three, so you just divide each number by three.
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