1 - Holy Cross High School – SPES UNICA

(a) x2 + 4x + 2 = 0 (b) 2x2 – 3x + 4 = 0 (c) 1 – x – 2x2 = 0 (d) x2 + 8x + 16 = 0 (e) 3x2 – 5x + 1 = 0 (f) 7x2 + 5x – 1 = 0. 3. (a) By completing the square, find the turning point of the function f(x) = 65 – 8x – x2 (b) Draw a sketch of f(x), indicating the turning point and the intersection with the x … ................
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