document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=147848>Question 147848</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If h(x)=a*b^x, h(0)=5, and h(1)=15, find the particular equation for this exponential function. I really don't understand what this question is asking. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #108216 by </B><A HREF=/tutors/aboutme.mpl?userid=nabla><B>nabla(475)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=nabla><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=108216\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> If h(0)=5, a must be 5. This is because b^0=1.<BR>\n" );
document.write( "Now, we have h(x)=5b^x.<BR>\n" );
document.write( "but h(1)=15, so<BR>\n" );
document.write( "15=5b<BR>\n" );
document.write( "and b=3\r<BR>\n" );
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document.write( "Thus, we have:\r<BR>\n" );
document.write( "\n" );
document.write( "h(x)=5(3)^x </SPAN>\n" );
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