(Calculus question) If y = 7 is a horizontal asymptote of a rational function f, which of the following's true?

A. the limit as x approaches seven of f(x) is infinity


B. the limit as x approaches infinity of f(x) is seven


C. the limit as x approaches zero of f(x) is seven


D. the limit as x approaches seven of f(x) is zero


E. the limit as x approaches negative infinity of f(x) is -7(Calculus question) If y = 7 is a horizontal asymptote of a rational function f, which of the following's true?
choice B


guaranteed

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