document.write( "Question 1026230: tan(45-60)in radical form \n" ); document.write( "

Algebra.Com's Answer #641486 by ikleyn(52909) $\"\"$ $\"About$

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document.write( "1. tan(45° - 60°) = tan(-15°) = -tan(15°). It is clear.\r\n" );
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document.write( "2. tan(15°) = ,  \r\n" );
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document.write( "   See the lesson Trigonometric functions of half argument - Examples in this site.\r\n" );
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document.write( "   Notice that   is the same as  ,  after multiplication the numerator and denominator by ,  as noted the other tutor.\r\n" );
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document.write( "3. So, finally,  tan(45° - 60°) = .\r\n" );
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