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Help me pleaseee i need it baddd

Help me pleaseee i need it baddd-example-1

1 Answer

4 votes

Answer: D

Explanation:


x^2-3x+3=0\qquad \rightarrow \qquad a=1,\ b=-3,\ c=3\\\\\\x=(-b\pm √(b^2-4ac))/(2a)\\\\\\x=(-(-3)\pm √((-3)^2-4(1)(3)))/(2(1))\\\\\\x=(3\pm √(9-12))/(2)\\\\\\x=(3\pm √(-3))/(2)\\\\\\x=(3\pm i√(3))/(2)\\\\\\\boxed{x=(3+ i√(3))/(2)\qquad \qquad x=(3- i√(3))/(2)}

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