수식 6: "f" left parenthesis, "x" , right parenthesis equals StartFraction, left parenthesis, 2 "x" minus 3 , right parenthesis Over left parenthesis, 2 "x" minus 3 , right parenthesis , EndFractionfx=2x−32x−3
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수식 7: "g" left parenthesis, "x" , right parenthesis equals StartFraction, left parenthesis, 2 "x" minus 3 , right parenthesis Over left parenthesis, 3 minus 2 "x" , right parenthesis , EndFractiongx=2x−33−2x
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수식 8: "h" left parenthesis, "x" , right parenthesis equals StartFraction, left parenthesis, 2 "x" minus 3 , right parenthesis Over left parenthesis, 2 "x" plus 3 , right parenthesis , EndFractionhx=2x−32x+3
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수식 9: "i" left parenthesis, "x" , right parenthesis equals StartFraction, 1 Over 2 "x" minus 3 , EndFractionix=12x−3
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c. Use calculators to graph each rational function, and adjust your sketches if needed.
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d. Use the function or the table on your graphing calculator to find the location of the “hole” in each of the graphs, and describe their similarities and differences. Include their domains and ranges in the descriptions.
