document.write( "Question 863496: If f(x) = cos3x+sinx, then f(pi/2) equals \n" ); document.write( "
Algebra.Com's Answer #520701 by stanbon(75887)\"\" \"About 
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If f(x) = cos(3x)+sin(x),
\n" ); document.write( "then f(pi/2) = cos(3pi/2) + sin(pi/2) = 0 + 1 = 1
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\n" ); document.write( "Stan H.
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