What is the graph and equation of the logarithmic function f(x) with a vertical asymptote at x = 2, a horizontal asymptote at y = 0, passes through the point (1, -3), and a domain of x > 0?
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Find the roots of the cubic equation x^3 - 2x^2 - 9x + 18 = 0.
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What is the range of the square root function y = √x for x ≥ 0? (