warn("Math.exp(10) = "+Math.exp(10));
warn("Math.sin(Math.PI) = "+Math.sin(Math.PI));
warn("Math.cos(Math.PI/2) = "+Math.cos(Math.PI/2));
warn("Math.tan(Math.PI) = "+Math.tan(Math.PI));
warn("Math.atan2(1e-310, 2) = "+Math.atan2(1e-310, 2));
warn("Math.pow(Math.PI, -100) = "+Math.pow(Math.PI, -100));

Results

32-bit non-SSE Windows:
WARNING: Math.exp(10) = 22026.465794806718
WARNING: Math.sin(Math.PI) = 1.2246063538223773e-16
WARNING: Math.cos(Math.PI/2) = 6.123031769111886e-17
WARNING: Math.tan(Math.PI) = -1.2246063538223773e-16
WARNING: Math.atan2(1e-310, 2) = 4.9999999999997e-311
WARNING: Math.pow(Math.PI, -100) = 1.9275814160560185e-50

64-bit Windows:
WARNING: Math.exp(10) = 22026.465794806718
WARNING: Math.sin(Math.PI) = 1.2246467991473532e-16
WARNING: Math.cos(Math.PI/2) = 6.123233995736766e-17
WARNING: Math.tan(Math.PI) = -1.2246467991473532e-16
WARNING: Math.atan2(1e-310, 2) = 4.9999999999997e-311
WARNING: Math.pow(Math.PI, -100) = 1.9275814160560185e-50