document.write( "Question 1158364: Write an exponential function in the form y=ab^xy=ab
\n" ); document.write( "x
\n" ); document.write( " that goes through points (0, 10)(0,10) and (2, 490)(2,490).
\n" ); document.write( "

Algebra.Com's Answer #781334 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!
given: an exponential function in the form \"y=ab%5Ex\"\r
\n" ); document.write( "\n" ); document.write( "that goes through points (\"0\", \"10\") and (\"2\", \"490\")\r
\n" ); document.write( "\n" ); document.write( "\"y=ab%5Ex\".......plug in (\"0\", \"10\")\r
\n" ); document.write( "\n" ); document.write( "\"10=ab%5E0\"\r
\n" ); document.write( "\n" ); document.write( "\"10=a%2A1\"\r
\n" ); document.write( "\n" ); document.write( "\"a=10\"\r
\n" ); document.write( "\n" ); document.write( "so far\r
\n" ); document.write( "\n" ); document.write( "\"y=10b%5Ex\"......plug in (\"2\", \"490\")\r
\n" ); document.write( "\n" ); document.write( "\"490=10b%5E2\"\r
\n" ); document.write( "\n" ); document.write( "\"b%5E2=490%2F10\"\r
\n" ); document.write( "\n" ); document.write( "\"b%5E2=49\"\r
\n" ); document.write( "\n" ); document.write( "\"b=sqrt%2849%29\"\r
\n" ); document.write( "\n" ); document.write( "\"b=7\"\r
\n" ); document.write( "\n" ); document.write( "your function is:\"+y=10%2A7%5Ex\"\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );