document.write( "Question 178060: $\"2%2F%28y%5E2-1%29\"$ +3+ $\"1%2F%28y%2B1%29\"$ \n" ); document.write( "

Algebra.Com's Answer #133171 by ankor@dixie-net.com(22740) $\"\"$ $\"About$

You can put this solution on YOUR website!
Assume you mean
\n" ); document.write( " $\"2%2F%28y%5E2-1%29\"$ + 3 + $\"1%2F%28y%2B1%29\"$
\n" ); document.write( ":
\n" ); document.write( "(y^2-1) is the difference of squares, factor
\n" ); document.write( " $\"2%2F%28%28y-1%29%28y%2B1%29%29\"$ + 3 + $\"1%2F%28y%2B1%29\"$
\n" ); document.write( ":
\n" ); document.write( "common denominator would be (y-1)(y+1)
\n" ); document.write( " $\"%282+%2B+3%28y-1%29%28y%2B1%29+%2B+%28y-1%29%29%2F%28%28y%2B1%29%28y-1%29%29\"$
\n" ); document.write( ":
\n" ); document.write( " $\"%282+%2B+3%28y%5E2-1%29+%2B+%28y-1%29%29%2F%28%28y%2B1%29%28y-1%29%29\"$
\n" ); document.write( ":
\n" ); document.write( " $\"%282+%2B+3y%5E2+-+3+%2B+y+-+1%29%2F%28%28y%2B1%29%28y-1%29%29\"$
\n" ); document.write( ":
\n" ); document.write( "combine like terms
\n" ); document.write( " $\"%283y%5E2+%2B+y+-+2%29%2F%28%28y%2B1%29%28y-1%29%29\"$
\n" ); document.write( ":
\n" ); document.write( "numerator will factor:
\n" ); document.write( " $\"%28%283y-2%29%28y%2B1%29%29%2F%28%28y%2B1%29%28y-1%29%29\"$
\n" ); document.write( ":
\n" ); document.write( "cancel (y+1)'s
\n" ); document.write( " $\"%28%283y-2%29%29%2F%28%28y-1%29%29\"$ \n" ); document.write( "

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