document.write( "Question 1179269: If log of (y + 1) to base 2 = 2log of x + c to base 2 and y = 3 when x = 2, find y in terms of x \n" ); document.write( "

Algebra.Com's Answer #808787 by greenestamps(13200) $\"\"$ $\"About$

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\n" ); document.write( " $\"log%282%2Cy%2B1%29=2log%282%2Cx%2Bc%29\"$
\n" ); document.write( " $\"log%282%2Cy%2B1%29=log%282%2C%28x%2Bc%29%5E2%29\"$
\n" ); document.write( " $\"y%2B1=%28x%2Bc%29%5E2\"$

\n" ); document.write( "y is 3 when x is 2:

\n" ); document.write( " $\"3%2B1=%282%2Bc%29%5E2\"$
\n" ); document.write( " $\"2%5E2=%282%2Bc%29%5E2\"$
\n" ); document.write( " $\"2=2%2Bc\"$
\n" ); document.write( " $\"c=0\"$

\n" ); document.write( " $\"y%2B1=%28x%2B0%29%5E2=x%5E2\"$
\n" ); document.write( " $\"y+=+x%5E2-1\"$

\n" ); document.write( " \n" ); document.write( "

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