# you may add an alias to your bashrc file:
#   alias bc='bc ~/.bcrc -l -q'
bc ~/.bcrc -l

sin(x), cos(x), tan(x), cot(x), sec(x), csc(x)

arcsin(x), arccos(x), arctan(x), arccot(x), arcsec(x), arccsc(x)

or asin(x), acos(x), atan(x), acot(x), asec(x), acsc(x)

log(a, b)
ln(x)            # log(e, x)
lg(x), log10(x)  # log(10, x)
log2(x)          # log(2, x)

e(x), exp(x)     # exponentiation of e
pow(a, b)        # a ^ b
sqrt(x)          # x ^ 1/2
cbrt(x)          # x ^ 1/3
abs(x)           # absolute value of x
fac(n)           # factorial of n
c(n, k)          # n choose k, unordered
a(n, k)          # n choose k, ordered
deg(rad)         # Radians to degrees
rad(deg)         # Degrees to radians