1. (4 points) Circle each function below which is a rational function. sx3 J;+x3 (A) f(x)=-7.1 (B) 3(x)=123x (C) h(x)= , (D) p(x)= . 2
1. (4 points) Circle each function below which is a rational function. sx3 J;+x3 (A) f(x)=-7.1 (B) 3(x)=123x (C) h(x)= , (D) p(x)= . 2 47 x x In\" +x7 2x"? +x Sx'-2x+9 5 (E) \"(n-m '9 \"'Us (G) \"'"T a\" \"was\" 3 2. (4 points) Determine the domain using algebra techniques for each of the following functions and write your answers using interval notation. 7 -15 2-'7 +10 x (b) g(x)= ' x (a) f(x) = 9-x 1" 2x2 15x
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