document.write( "Question 673613: sin(cos^-1(4/7)) \n" ); document.write( "
Algebra.Com's Answer #418757 by lwsshak3(11628) ![]() You can put this solution on YOUR website! sin(cos^-1(4/7) (this says to find sin of an angle whose cos is 4/7) \n" ); document.write( "cos=adj side/hypotenuse \n" ); document.write( "opp side=√(7^2-4^2)=√(49-16)=√33) \n" ); document.write( "sin(cos^-1(4/7))=√33/7 \n" ); document.write( " |