document.write( "Question 1131376: Solve the equation over the interval [0,2pi), then support your solutions graphically.
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document.write( "2cos2x+2cosx\r
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document.write( "what is the solution set? \n" );
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Algebra.Com's Answer #748034 by ikleyn(52800)![]() ![]() You can put this solution on YOUR website! .\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " There is NO equation in your post.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |