++++ ++++ ++++ ++++ ++++ Concept Question ++++ ++++ ++++ ++++ ++++ How many quadrature points do you need to integrate a polynomial of order p = 3 exactly using Gauss’ method ? 1. m = 3 2. m = 2 3. m = p+1 in general 2 1. ++++ Statements (1) and (3) 2. ++++ Statement (2) 3. ++++ Statements (1) and (2) 4. ++++ Statement (2) and (3) 5. ++++ DKDU The correct answer is ++++