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

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

User Benkiefer
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z^2-z(z+3)+3z=z^2-z\cdot z-z\cdot3+3z=z^2-z^2-3z+3z=0
User Louisa
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