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X^2-8x=3 perfect square

1 Answer

7 votes

Answer:


4\pm√(19)

Explanation:


x^2-8x=3\\x^2-8x-3=0\\x^2-8x+16-19=0\\(x-4)^2-19=0\\(x-4-√(19))(x-4+√(19))=0\\x=4\pm√(19)

User Imran Balouch
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