document.write( "Question 753619: Find all the exact t-values for which cos t = \"sqrt%28+2+%29%2F2\" \n" ); document.write( "
Algebra.Com's Answer #458503 by lwsshak3(11628)\"\" \"About 
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Find all the exact t-values for which cos t = \"sqrt%28+2+%29%2F2\"
\n" ); document.write( "cos(t)=√2/2
\n" ); document.write( "t=π/4, 7π/4
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