document.write( "Question 968341: Please help me solve this equation: 4^(x+1)-7=14 \n" ); document.write( "
Algebra.Com's Answer #591735 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "\"4%5E%28x%2B1%29-7=14\"\r
\n" ); document.write( "\n" ); document.write( "\"4%5E%28x%2B1%29=14%2B7\"\r
\n" ); document.write( "\n" ); document.write( "\"4%5E%28x%2B1%29=21\"..........take log of both sides\r
\n" ); document.write( "\n" ); document.write( "\"log%284%5E%28x%2B1%29%29=log%2821%29\"\r
\n" ); document.write( "\n" ); document.write( "\"%28x%2B1%29log%284%29=log%283%2A7%29\"\r
\n" ); document.write( "\n" ); document.write( "\"x%2B1=%28log%283%29%2Blog%287%29%29%2Flog%284%29\"\r
\n" ); document.write( "\n" ); document.write( "\"x=%28log%283%29%2Blog%287%29%29%2Flog%282%5E2%29-1\"\r
\n" ); document.write( "\n" ); document.write( "\"x=%28log%283%29%2Blog%287%29%29%2F2log%282%29-1\"\r
\n" ); document.write( "\n" ); document.write( "\"x=%28log%283%29%2Blog%287%29%29%2F2log%282%29-1%2A2log%282%29%2F2log%282%29\"\r
\n" ); document.write( "\n" ); document.write( "\"x=%28log%283%29%2Blog%287%29-2log%282%29%29%2F2log%282%29\"...exact solution\r
\n" ); document.write( "\n" ); document.write( "\"x=%280.47712125472%2B+0.84509804-2%2A0.30102999566398%29%2F%282%2A0.30102999566398%29\"\r
\n" ); document.write( "\n" ); document.write( "\"x=%280.72015930339204%29%2F%280.60205999132796%29\"\r
\n" ); document.write( "\n" ); document.write( "\"x=1.1961587\"..............approximate solution\r
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