QUESTION 7 Given da = 4 and In (1 + 2) da = 3In3 -2 Find ling. (2 ( 21 ) " + + 1 ( 1 + 24 ) ) 2 As your answer please input value of the limit in decimal form with three significant digits after the decimal point. QUESTION 8 Find lim 4 - As your answer please enter the value of the limit in decimal format with three significant digits after the decimal point. QUESTION 9 Find (3arctan (2) + 5x) da given that arctan (2) da = T arctan T - 5 In (72 + 1) As your answer please input the value of the integral in decimal form with three significant digits after the decimal point. QUESTION 10 Let a