document.write( "Question 901680: (please help me to solve this question)
\n" ); document.write( "solving equation zē-6z+9=4√(zē-6z-6) following roots are obtained
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Algebra.Com's Answer #546898 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!
cos(57) = cos(360-57) = cos(303)
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