document.write( "Question 546694: Solve for x: log[3](x^5)-2=18 \n" ); document.write( "
Algebra.Com's Answer #356077 by lwsshak3(11628) ![]() You can put this solution on YOUR website! Solve for x: log[3](x^5)-2=18 \n" ); document.write( "** \n" ); document.write( "log3(x^5)-2=18 \n" ); document.write( "log3(x^5)=20 \n" ); document.write( "convert to exponential form: base(3) raised to log of number(20)=number(20) \n" ); document.write( "3^20=x^5 \n" ); document.write( "take 5th root of both sides or raise both sides by (1/5) power \n" ); document.write( "(3^20)^(1/5)=(x^5)^(1/5) \n" ); document.write( "x=3^4=81 \n" ); document.write( " |