document.write( "Question 1167874: Solve each of he exponential equations by finding a common base.\r
\n" ); document.write( "\n" ); document.write( "a) (4/9)^x=27/8\r
\n" ); document.write( "\n" ); document.write( "b) (1 3/8)^2x=64/121\r
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Algebra.Com's Answer #792487 by greenestamps(13200)\"\" \"About 
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\n" ); document.write( "a)

\n" ); document.write( "\"4%2F9+=+%282%2F3%29%5E2\"
\n" ); document.write( "\"27%2F8+=+%282%2F3%29%5E%28-3%29\"

\n" ); document.write( "\"%28%282%2F3%29%5E2%29%5Ex+=+%282%2F3%29%5E%28-3%29\"
\n" ); document.write( "\"%282%2F3%29%5E%282x%29+=+%282%2F3%29%5E%28-3%29\"
\n" ); document.write( "\"2x+=+-3\"
\n" ); document.write( "\"x+=+-3%2F2\"

\n" ); document.write( "b)

\n" ); document.write( "1 3/8 = 11/8
\n" ); document.write( "\"64%2F121+=+%2811%2F8%29%5E-2\"

\n" ); document.write( "\"%2811%2F8%29%5E%282x%29+=+%2811%2F8%29%5E%28-2%29\"
\n" ); document.write( "\"2x+=+-2\"
\n" ); document.write( "\"x+=+-1\"

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