c) One of the roots of a quadratic equation is 4 - 7. Find the equation.
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Answer: The quadratic equation is x²-8x+9=0. Step-by-step explanation: Given that 4-√7 is one of the roots of a quadratic equation. We are to find the equation using the given root. x²-(a+b)x+a×b=0, where 'a' and 'b' are the roots of the equation.
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The equation is 4x-7
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