document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1136442>Question 1136442</A>: <I><SPAN STYLE=\"word-break: break-all;\"> For each of the following functions, write the formula for the function's inverse.\r<BR>\n" );
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document.write( "a.)  f(x)=4(2.6)^x where y=f(x)<BR>\n" );
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document.write( "b.)  f(x)=log(x/21) where y=f(x)<BR>\n" );
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document.write( "For each of the following functions, write the formula for the function's inverse. <BR>\n" );
document.write( "a.) \r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=4%282.6%29%5Ex+ ALIGN=MIDDLE  ALT=\"f%28x%29=4%282.6%29%5Ex+\"   DISABLED_style= \"max-width:90%; height:auto;\" >where <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=f%28x%29 ALIGN=MIDDLE  ALT=\"y=f%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=4%282.6%29%5Ex+ ALIGN=MIDDLE  ALT=\"y=4%282.6%29%5Ex+\"   DISABLED_style= \"max-width:90%; height:auto;\" >....swap <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x ALIGN=MIDDLE  ALT=\"x\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y ALIGN=MIDDLE  ALT=\"y\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=4%282.6%29%5Ey+ ALIGN=MIDDLE  ALT=\"x=4%282.6%29%5Ey+\"   DISABLED_style= \"max-width:90%; height:auto;\" >....solve or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y ALIGN=MIDDLE  ALT=\"y\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%2F4=%282.6%29%5Ey+ ALIGN=MIDDLE  ALT=\"x%2F4=%282.6%29%5Ey+\"   DISABLED_style= \"max-width:90%; height:auto;\" >.....take log of both sides\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=log%28x%2F4%29=log%28%282.6%29%5Ey%29+ ALIGN=MIDDLE  ALT=\"log%28x%2F4%29=log%28%282.6%29%5Ey%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=log%28x%2F4%29=ylog%282.6%29+ ALIGN=MIDDLE  ALT=\"log%28x%2F4%29=ylog%282.6%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=log%28%28x%2F4%29%29%2Flog%28%282.6%29%29 ALIGN=MIDDLE  ALT=\"y=log%28%28x%2F4%29%29%2Flog%28%282.6%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%5E-1%28x%29=log%28%28x%2F4%29%29%2Flog%28%282.6%29%29 ALIGN=MIDDLE  ALT=\"f%5E-1%28x%29=log%28%28x%2F4%29%29%2Flog%28%282.6%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "b.) \r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=log%2810%2C%28x%2F21%29%29 ALIGN=MIDDLE  ALT=\"f%28x%29=log%2810%2C%28x%2F21%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > where <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=f%28x%29 ALIGN=MIDDLE  ALT=\"y=f%28x%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=log%2810%2C%28x%2F21%29%29 ALIGN=MIDDLE  ALT=\"y=log%2810%2C%28x%2F21%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=log%2810%2C%28y%2F21%29%29 ALIGN=MIDDLE  ALT=\"x=log%2810%2C%28y%2F21%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >....recall that <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=log%28b%2C%28y%29+%29=+x ALIGN=MIDDLE  ALT=\"log%28b%2C%28y%29+%29=+x\"   DISABLED_style= \"max-width:90%; height:auto;\" > is equivalent to (means the exact same thing as) <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y+=+b%5Ex ALIGN=MIDDLE  ALT=\"y+=+b%5Ex\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y+%2F21=+10%5Ex ALIGN=MIDDLE  ALT=\"y+%2F21=+10%5Ex\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=21%2A10%5Ex ALIGN=MIDDLE  ALT=\"y=21%2A10%5Ex\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%5E-1%28x%29=21%2A10%5Ex ALIGN=MIDDLE  ALT=\"f%5E-1%28x%29=21%2A10%5Ex\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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