document.write( "Question 311217: What is the exact value of the function cos(11pi/4)? \n" ); document.write( "
Algebra.Com's Answer #222654 by fractalier(6550)![]() ![]() You can put this solution on YOUR website! cos(11pi/4) = cos(3pi/4) = -sqrt(2) / 2 \n" ); document.write( " |