def add(self, x, y):
self.result = Operations.addition(x, y)
return self.result
def square_root(self, x):
self.result = Operations.square_root(x)
return self.result
def multiply(self, x, y):
self.result = Operations.multiply(x, y)
return self.result
def divide(self, x, y):
self.result = round(Operations.division(x, y), 9)
return self.result
def subtract(self, x, y):
self.result = Operations.subtraction(x, y)
return self.result