Yen Yen
  • 09-06-2014
  • Mathematics
Answered

Simplify the expression:z2-z(z+3)+3z



Answer :

Аноним Аноним
  • 14-06-2014
[tex]z^2-z(z+3)+3z=z^2-z\cdot z-z\cdot3+3z=z^2-z^2-3z+3z=0[/tex]
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