document.write( "Question 1048666: 2^(2x+3) - 9*2^x +1 = 0 \n" ); document.write( "
Algebra.Com's Answer #664296 by Alan3354(69443)\"\" \"About 
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What is the 2nd exponent?
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\n" ); document.write( "2^(2x+3) - 9*2^(x) +1 = 0
\n" ); document.write( "Or
\n" ); document.write( "2^(2x+3) - 9*2^(x+1) = 0
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