document.write( "Question 866237: find all values of theta in the interval 0 less then or equal to theta less then or equal to 360 that satisfy the equation cos theta = cos 20 \n" ); document.write( "
Algebra.Com's Answer #522209 by Fombitz(32388)\"\" \"About 
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\"theta=20\" and \"theta=360-20=340\" \n" ); document.write( "
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