document.write( "Question 1117286: If tan α = 1/3 and tan β = 1/2 , find tan (α + β). \n" ); document.write( "
Algebra.Com's Answer #732350 by jim_thompson5910(35256)\"\" \"About 
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\n" ); document.write( "I'm going to use A in place of alpha, and B in place of beta.\r
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\n" ); document.write( "\n" ); document.write( "Given Info:
\n" ); document.write( "\"tan%28A%29+=+1%2F3\"
\n" ); document.write( "\"tan%28B%29+=+1%2F2\"\r
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\n" ); document.write( "\n" ); document.write( "Plug the values into the identity below, then simplify
\n" ); document.write( "\"tan%28A%2BB%29+=+%28tan%28A%29%2Btan%28B%29%29%2F%281-tan%28A%29%2Atan%28B%29%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"tan%28A%2BB%29+=+%281%2F3%2B1%2F2%29%2F%281-%281%2F3%29%2A%281%2F2%29%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"tan%28A%2BB%29+=+%282%2F6%2B3%2F6%29%2F%286%2F6-1%2F6%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"tan%28A%2BB%29+=+%285%2F6%29%2F%285%2F6%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"tan%28A%2BB%29+=+%285%2F6%29%2A%286%2F5%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"tan%28A%2BB%29+=+%285%2A6%29%2F%286%2A5%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"tan%28A%2BB%29+=+30%2F30\"\r
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\n" ); document.write( "\n" ); document.write( "\"tan%28A%2BB%29+=+1\"\r
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\n" ); document.write( "\n" ); document.write( "Answer: 1
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