Question 1: A) Build the union, intersection, difference, and Cartesian product of the sets A={2,4,5}A={2,4,5) and B={4,7}B={4,7}. B) Build the union, intersection, difference, and Cartesian product of the sets A={10,20,30}A={10,20,30} and B={20,40}B={20,40}. Question 2: Find the domain, range, and zeros of the following functions 1. f(x) = 3e - 9 2. h(x) = 3x+ 6x 3. f(x) = 2e - 1 Question 3: calculate the first derivatives of following functions 1. f(x) = 3x - 5x-+ 2x - 7 2. g(x) = 5x-3 3. g(x) = In(x2 + 3) Question 4: Check these functions for concavity: 1. f (x) = x - 9x 2. g(x) = x - 8x + 16 3. g(x) = x" - 6x + x Question 5: Solve the following functions using quadratic formula 1. 2x - 4x - 6 = 0 2. x - 7x + 10 = 0