document.write( "Question 185275: tan(45+30) \n" ); document.write( "
Algebra.Com's Answer #139063 by feliz1965(151)\"\" \"About 
You can put this solution on YOUR website!
I will set it and you can simplify.\r
\n" ); document.write( "\n" ); document.write( "tan45 = 1\r
\n" ); document.write( "\n" ); document.write( "tan30 = sqrt{3}/3\r
\n" ); document.write( "\n" ); document.write( "We use the following formula:\r
\n" ); document.write( "\n" ); document.write( "tan(A + B) = (tanA + tanB)/(1 - tanA(tanB))\r
\n" ); document.write( "\n" ); document.write( "Now, tanA = 1 and tanB = sqrt{3}/3\r
\n" ); document.write( "\n" ); document.write( "All you have to do and plug and chug.\r
\n" ); document.write( "\n" ); document.write( "Can you finish now?\r
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