Please help with question 2

2. The set which contains no elements is referred to as the empty set and is denoted by (, Let A = (-1,2), B = (-1, 4). C=0, D - (2.5) and E = Z. (a) Write (An BJUG in interval notation. (b) Using the each of the sets A, B. D and B at least once along with the symbols "(" and "U", write an expression that equals (