document.write( "Question 1050146: Find each value without using the calculator and please show the steps. Thank you.\r
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Algebra.Com's Answer #665811 by ikleyn(52794) $\"\"$ $\"About$

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\n" ); document.write( "Find each value without using the calculator and please show the steps. Thank you.\r
\n" ); document.write( "\n" ); document.write( "tan (sin^-1 1 - cos^-1 (1/2))
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document.write( "What is written here, is this\r\n" );
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document.write( " =             ( because  = 1. )\r\n" );
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document.write( " =           ( because  = . )\r\n" );
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document.write( "Therefore, the original expression is\r\n" );
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document.write( " =  = .\r\n" );
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document.write( "Answer.  .\r\n" );
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