document.write( "Question 394125: 1+lnx^4=9 \n" ); document.write( "

Algebra.Com's Answer #279692 by CharlesG2(834) $\"\"$ $\"About$

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1+lnx^4=9\r
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\n" ); document.write( "\n" ); document.write( "1 + ln(x^4) = 9
\n" ); document.write( "ln(x^4) = 8
\n" ); document.write( "logarithmic rule: if ln(y)=x then e^x = y
\n" ); document.write( "e^8 = x^4
\n" ); document.write( "e^2 = x
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