document.write( "Question 673613: sin(cos^-1(4/7)) \n" ); document.write( "
Algebra.Com's Answer #418757 by lwsshak3(11628)\"\" \"About 
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
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