F(x) = -2(x-1) -4
n*m*m*n*n*m*m
a^1
\lim_{x\to\infty -} \ln \left(x\right)
f(x)=1/(x^2-4) domain
sin(2x)-tan(x)÷cos(2x)=tan(x)
6p3
26.6432^{6.643}26.643
sin2x -tanx/cos2x =tanx
sn2anx-
