
def make_sum(a, b):
    return a + b

def make_subtraction(a, b):
    return a - b

def make_multiplication(a, b):
    return a * b

def make_division(a, b):
    return a / b

def raise_a_to_b(a, b):
    return a**b

def b_root_of_a(a, b):
    return a**(1/b)