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  • 25-09-2016
  • Mathematics
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Simplify the expression z2-z(z+3)+3z

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faizu
faizu faizu
  • 25-09-2016
z2-z(z+3)+3z
=> z2 - z2 - 3z + 3z 
=> 0 
we can cancel the like terms if they have different signs ..

Hope it helps !!
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