 Solution

ID: past-exam-of-the-mathematics-course-of-the-year-1-of-the-natural-sciences-course-of-the-university-of-cambridge/2013/paper-1/7/b/solution

Use completing the square by adding and subtracting

3^{2}

x^{2} - 6 x + 14 = (x - 3)^{2} + 5.

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