document.write( "Question 450670: 4^(-2x)=510 \n" ); document.write( "
Algebra.Com's Answer #309992 by nerdybill(7384)\"\" \"About 
You can put this solution on YOUR website!
\"4%5E%28-2x%29=510\"
\n" ); document.write( "\"-2x+=+log%284%2C510%29\"
\n" ); document.write( "\"x+=+log%284%2C510%29%2F%28-2%29\"
\n" ); document.write( "\"x+=+log%28510%29%2F%28-2%2Alog%284%29%29\"
\n" ); document.write( "\"x+=+-2.249\"
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