Coburn, John W.
Precalculus / John W. Coburn
McGraw-Hill, 2010
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Barnett, Raymond A.
Precalculus : function and graphs
McGraw-Hill , 2001
Multimedia
Barnett, Raymond A.
Precalculus : functions and graphs
McGraw-HIll, 2001
Buku Teks
Barnett, Raymond A.
Precalculus : function and graphs
2001
Multimedia
Heckenbach, Alan J.
Elementary functions : an approach to precalculus mathematics
Macmillan, 1970
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