(cos(x))^2, NOT
cos^2(x).
sin(2q), e^(-ln(3)) and
1/(1+x), NOT
sin 2q, e^-ln3 and
1/1+x
sqrt(x) or x^(1/2) (note the
parentheses!)
pi or
3.14159 for 3.14.
X is different
from x, Sin is different from
sin, and Pi is different from
pi. Always use the same case as the problem you're
solving.
On-line testing hours:
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