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4. 3x +212 +x+! 6. Let f(x) = +x-2 What types of asymptotes does f(x) have? horizontal and vertical asymptotes c. horizontal and oblique asymptotes b. oblique and vertical asymptotes d. None 7. Which function has a horizontal asymptote at y = 3? x-3 3r-2 a. Rx)= c. f() = 3r? - 3+1 r-+1 3x-2 == 12-x+1 b. f(x)=72-x+1