dy/dx = 3x^2 - 6 x + c that is zero at x = 2 3*4 -6*2 + c = 0 c = 0 y = x^3 - 3 x^2 + k 1 = 8 - 12 + k k = 5 so y = x^3 - 3 x^2 +5
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