y = log(x)/x
y = 2^x - 3^x
f(x) = x^5 - x^4 + x^2 - x + 1
f(x) = (x - 1)/(x + 1)
y = 1/x
x^2 - x + 5
sin(x) - 2*cos(x) + 3*sin(2*x)
The above examples also contain:
The following operations can be performed