document.write( "Question 876893: Find all values of x in [0degrees, 360 degrees) that satisfy the equation 2 sin(2x) +1=0 \n" ); document.write( "
Algebra.Com's Answer #529067 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! Find all values of x in [0degrees, 360 degrees) that satisfy the equation 2 sin(2x) +1=0\r \n" ); document.write( "\n" ); document.write( "2sin2x+1=0 \n" ); document.write( "sin2x=-1/2 \n" ); document.write( "2x=210˚, 330˚ (in quadrants III and IV in which sin<0) \n" ); document.write( "x=105˚, 165˚ \n" ); document.write( " |