document.write( "Question 1188792: 1. If 6^x = 5, what does 6^-2x equal?\r
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Algebra.Com's Answer #819959 by ikleyn(52781)\"\" \"About 
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\n" ); document.write( "1. If 6^x = 5, what does 6^-2x equal?
\n" ); document.write( "2. if 7^x=3, what does 7^-2x equal?
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document.write( "(1)  If \"6%5Ex\" = 5,  then  \"6%5E%28-2x%29\" = \"1%2F%286%5E%282x%29%29\" = \"1%2F%28%286%5Ex%29%5E2%29\" = \"1%2F5%5E2\" = \"1%2F25\".    ANSWER\r\n" );
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document.write( "(2)  The second problem is a TWIN of the first one.\r\n" );
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document.write( "     Solve the second problem on your own by the SAME way.\r\n" );
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