document.write( "Question 246088: wat is the solution for cos -45? \n" ); document.write( "
Algebra.Com's Answer #179738 by Theo(13342)\"\" \"About 
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cos(-45) = .707106781\r
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\n" ); document.write( "\n" ); document.write( "The angle is in the fourth quadrant.\r
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\n" ); document.write( "\n" ); document.write( "In the fourth quadrant the sine is negative and the cosine is positive.\r
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