Question 1 (Reduce parentheses)

Give an equivalent version of this expression by removing as many parentheses as possible

( (a+b)*(c/2)* ( (d)**(a**b) ) )

Question 2 (Translate arithmetic concept into Python)

An isosceles triangle is a type of triangle that has any two sides equal in length. Write a python expression that evaluate to True if a given triangle is an isosceles. The sides of the triangle is given as list sides that has three elements, where each element is a length of one side of the triangle.