# With the process and explanation in details

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Answer:13Step-by-step explanation:the quadratic formula will be used to solve the equation x²-3x-1=0x = -b±√b²-4ac 2a b= -3, a= 1, c= -1x = --3±√3²-4*1*-1 2*1x = 3±√9+4 2x = 3±√13 2x₁ = 3 + √13 2x₂ = 3 - √13 2x₁² + x₂² - 2x₁x₂22 + 6√13 + 22 - 6√13 + 2 4 422 + 6√13 + 22 - 6√13 + 8 = 52/4 =13 4

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