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OpenStudy (cinniomon):
I have a new question. Tell whether each number at the right of the given equation is a solution of the equation. Z^3-4Z^2+Z+6=0; 2, 3
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OpenStudy (jamesj):
to tell if it is a solution, substitute it into the equation and see if it is equal to zero. If so, it is a solution; and if not, it's not.
OpenStudy (cinniomon):
thanks! :D
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