document.write( "Question 1148386: 0<×<360 cos2x=0.4 and tan3x is positive find values of x \n" ); document.write( "
Algebra.Com's Answer #769743 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! 0<×<360 cos2x=0.4 and tan3x is positive find values of x \n" ); document.write( "------ \n" ); document.write( "2x = 66.42 degs \n" ); document.write( "x = 33.21 degs \n" ); document.write( "========================= \n" ); document.write( "2x = 293.58 degs \n" ); document.write( "x = 146.29 degs \n" ); document.write( "tan(x) is negative, NG \n" ); document.write( " |