Evaluate 5 op*dx by using Simpson's 1/3 rule, taking n = 4, correct to four decimal places et O 1.2123 1.4637 O 1.3103 1.4907 QUESTION 2 Evaluate 5 12 1 dx by using Simpson's 1/3, taking n = 4, correct to four decimal places 1+2x? O 1.2659 O 1.7226 1.3112 1.2324 QUESTION 3 ex)-f(x + n) + f(x) True False