document.write( "Question 895685: If cos x=3/5,find x,sinx,tanx and cot x? \n" ); document.write( "
Algebra.Com's Answer #542956 by stanbon(75887) ![]() You can put this solution on YOUR website! If cos(x)=3/5 \n" ); document.write( "Note:: Since cos(x) = a/r, a = 3 and r = 5 \n" ); document.write( "The b = sqrt[5^2-3^2) = 4 \n" ); document.write( "----------------------------------- \n" ); document.write( "find x = arccos(3/5) = 53.13 degrees \n" ); document.write( "---------------------------------------------- \n" ); document.write( "sinx = b/5 = 4/5 \n" ); document.write( "------------------------ \n" ); document.write( "tanx = b/a = 4/3 \n" ); document.write( "------------------------ \n" ); document.write( "and cot x = a/b = 5/4 \n" ); document.write( "-------------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |