Horizontal Asymptotes

AP Calculus · Axiom Academy

Lines that graphs approach but never cross (usually) The line is a horizontal asymptote of f(x) if: Finding Horizontal Asymptotes for Rational Functions For , compare degrees of numerator and denominator: Degree of numerator = 1, degree of denominator = 2, so Both degree 2, leading coefficients 3 and 5, so

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