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Which of the following equations has only one solution? x^2 = 9 x(x - 1) = 9 x^2 - 6x + 9 = 0
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5 votes
Which of the following equations has only one solution?

x^2 = 9
x(x - 1) = 9
x^2 - 6x + 9 = 0

User Stender
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1 Answer

4 votes
The third one only has one solution and the first one has two which is 3,-3
the second one has two
So the answer is C

User Shpresa
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