Question 4 Evaluate the definite integral S, 7 5xdx a) Find an anti-derivate J' 7 5xdx + C [answer1] b) Evaluate S2 7 5xdx_ [answer2] If needed, round part b to 4 decimal places. Use math editor to answer 1 and 2.Question 1 1 Consider the indefinite integral J'x . Vac2 + 9 dx This can be transformed into a basic integral by letting a. u =[answer1] b. du =__. dx [answer2] c. Performing the substitution yields the integral du [answer3]Question 2 Consider the indefinite integral J dx (205 -4) This can be transformed into a basic integral by letting a. u =[answer1] b. du = dx [answer2] c. Performing the substitution yields the integral du [answer3]