



 
Hi Lucy, Sketch the graph. From the graph it looks like the range of h is all real numbers except zero. Can you prove it? Suppose that $a$ is a real number and $a \neq 0.$ Can you find a real number $x$ so that $h(x) = a?$ Can you find a real number $x$ so that $h(x) = 0?$ Why not? Penny  


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